Senior Professionals
Senior Principal Engineering Geologist
Christopher Alger, PG, CHG, CEG
Senior Principal Engineering Geologist
Contact Info:
Oakland Office
(510) 645-1850 Ext. 58
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Christopher Alger, PG CHG, CEG, is a Principal Engineering Geologist at Terraphase and brings over 35 years of scientific investigation, design and consulting experience in a multidisciplinary problem-solving practice that spans contaminant hydrogeology and site remediation to geotechnical engineering for landslide and slope failure studies.
In his subsurface site characterization and remediation practice, Chris has developed creative solutions to accelerate remediation, regulatory closure, and redevelopment of impaired properties in California and throughout the United States.
Chris has designed and implemented a wide range of remediation technologies, including soil vapor extraction systems for volatile chemicals, in situ fixation injection for hexavalent chromium, in situ and ex situ bioremediation, air sparging, ozone injection, groundwater extraction and treatment, dewatering systems, and excavation programs.
Chris is routinely engaged to provide expert review and opinions in peer review and litigation projects for insurance and attorney clients involved with multi-party disputes nationwide. Chris continues to provide expert services for dry cleaner litigation and resolution, superfund defense, RCRA facility operations and closure, cost recovery, and CERCLA claims. His work in this capacity has included preparing declarations, expert reports, remedial cost estimates, depositions, and other expert witness services.
Chris’s geotechnical engineering work has involved mapping of Landslides and rockfalls in the San Francisco Bay Area, Yosemite National Park, and Utah’s Wasatch Range. He has served as the engineering geologist responsible for pre-construction geotechnical investigations, oversight of client and third-party residential and commercial grading projects, and geologic hazard investigations.
Education
- Master of Science in Engineering Geology, San Jose State University, 1991
- Bachelor of Arts in Geology, San Francisco State University, 1984
Registration
- Professional Geologist — California
- Licensed Geologist — Washington
- Certified Engineering Geologist — California
- Certified Hydrogeologist — California
Senior Associate Engineer
Brianne Archer, PE
Senior Associate Engineer
Brianne Archer is a licensed Professional Civil Engineer, a Certified Permitting Professional with the South Coast Air Quality Management District, and a self-certified Qualified SWPPP Developer with over twenty years of experience in the environmental consulting field. Brianne is primarily responsible for litigation support projects, preparing remediation plans, conducting preliminary environmental assessments including human health risk assessments, and managing the preparation of environmental site assessments (Phase I and Phase II) for property transactions. Brianne’s clients have included real estate developers, school districts, and large manufacturing facilities.
As a Professional Engineer, Brianne has prepared several stormwater pollution prevention plans (SWPPP) and Spill Prevention, Control, and Countermeasure (SPCC) Plans for manufacturing facilities, construction developments, and oil fields. She assists clients with stormwater compliance, providing instruction on stormwater collection methods, and implementation of prepared plans. Brianne is well versed in regulatory compliance issues and has prepared plans and permits for state and local agencies, including National Discharge Pollution Elimination System (NPDES) permits, industrial wastewater discharge permits, hazardous materials business plans, compliance documentation for hazardous waste storage and treatment permitting, emergency contingency plans, standard operating procedures, and in-house environmental management plans.
Education
- B.S., Environmental Engineering, University of Southern California, 2000
- M.S., Civil (Environmental) Engineering, California State University, Fullerton, 2010
Registration
- Professional Civil Engineer – California
- Self-Certified QSD
- SCAQMD CPP
Senior Principal Hydrogeologist
Joe Becker, LHG, PG
Senior Principal Hydrogeologist
Contact Info:
Tacoma Office
(253) 475 7711 Ext. 220
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Joe Becker has extensive expertise in groundwater source development, aquifer storage and recovery, water rights consulting, groundwater modeling, and regional hydrogeologic definition. He has worked on more than 100 major groundwater production wells and constructed numerous groundwater flow models.
An accomplished public speaker, Joe has given lectures on water right transfers, water rights mitigation, the Washington State Foster water rights pilot program, and aquifer storage and recovery topics. He is a member of the National Ground Water Association and a former peer reviewer for its Ground Water journal.
As a senior Principal Hydrogeologist and project manager, Joe performs technical quality assurance/quality control functions for many reports produced in our Tacoma, Washington, office in addition to providing guidance on project management and technical reviews to project managers throughout the company. A valued resource for principal-level technical input for hydrogeologic and environmental projects, he also provides litigation support and expert witness services. Joe has managed contracts involving multiple corporate and government stakeholders with budgets exceeding $3.5 million.
Education
- MS, Geology, Texas A&M University, College Station, 1985
- BS, Geological Sciences, University of Washington, Seattle, 1982
Registrations
- Washington Licensed Geologist and Hydrogeologist 306
- California Professional Geologist 6939
- Idaho Professional Geologist 659
Associate Scientist
Anna Behrens has over eight years of diverse environmental consulting experience. She has expertise particularly in site characterization, groundwater monitoring, in-situ remediation, industrial waste management, and vapor intrusion. In addition, she has conducted numerous Phase I Environmental Site Assessments, air emissions compliance evaluations, construction oversight tasks, and storm water compliance. She has managed confidential/litigation projects and provided services for diverse clients, including heavy and light industrial, municipal, and real estate development entities.
In her current position, Ms. Behrens manages and oversees field activities related to numerous site investigation and remediation projects, and provides cost estimating, permitting and project planning services. She interfaces directly with clients, regulators, and various stakeholders on project progress and scope. She prepares and reviews technical documents such as remedial investigation and remdial action reports, work plans, site investigation reports, and closure requests.
Ms. Behrens has been involved with evaluations of the use of passive groundwater sampling to replace purge-and-sample monitoring methods. She has experience with work plan preparation, regulatory negotiations, and wellhead conversions for passive sampling methods.
Education
- Bachelor of Environmental Studies, Vassar College – Poughkeepsie, NY, 2005
Principal Scientist
Peter Bontadelli
Principal Scientist
Contact Info:
Sacramento Office
(916) 594-8499 ext 49
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Mr. Bontadelli has over 35 years of experience in environmental consulting and related agency work with the California Department of Fish and Wildlife, where he served as Director and as the first Administrator of the Office of Spill Prevention and Response. As Administrator he supervised the adoption of 18 sets of regulations needed to implement the Oil Spill Act. His most recent consulting experience has focused on CEQA/NEPA documents for Tribal and private clients.
Mr. Bontadelli was the lead author on both the California Endangered Species Act and the California Oil Spill Prevention and Response Act. He has served as the State Incident Commander on both Hazardous Material Spills and Oil spills. He has also served as the project manager on many water rights projects throughout California.
Mr. Bontadelli has previously led biology and permitting efforts including construction permitting and environmental compliance during construction. Mr. Bontadelli has successfully obtained many diverse permits for clients in California and throughout the country including USACE CWA Sec 404; related CWA Sec 401 Water Quality Certificates; and where needed State permits such as California Streambed Alteration Agreements (SAA) and Coastal Act and BCDC permits. He has obtained biological opinions from both the USFWS and NOAA Fisheries under the Federal Endangered Species Act and Incidental Take Permits under the State Endangered Species Act. Mr. Bontadelli has conducted and coordinated site assessments with an emphasis on wetlands and habitats, Waters of the United States, and listed and rare plants. He has prepared sections of many CEQA and NEPA documents and has been successful in obtaining permits to implement the project once the entitlement process was completed.
Mr. Bontadelli has led and participated in Natural Resource Damage Assessments (NRDA) and settlements both for trustee agencies and private clients to assess damages and implement restorations following spills of both hazardous materials and oil. He has obtained permits for discharges from wastewater treatment plants as well as for the use of recycled water. Mr. Bontadelli has helped design restoration projects and implemented mitigation requirements for both Tribal and private sector clients. In cases where it is the optimal option, he has assisted clients with obtaining credits in approved mitigation banks.
Education
- Bachelor of Arts, Political Science, University of California, Davis
Principal Geologist
James P. Bryson, PG
Principal Geologist
Contact Info:
Irvine Office
(949) 377-2227 Ext. 95
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James Bryson is a principal geologist and California professional geologist with 30 years of experience primarily focused on characterization and remediation of commercial and industrial sites. He has managed projects throughout the United States under the oversight of numerous regulatory agencies from the U.S. Environmental Protection Agency to various state and local agencies such as the California Department of Toxic Substances Control and Regional Water Quality Control Boards.
James’ expertise includes in-situ remediation of chlorinated solvents in groundwater, vapor intrusion evaluation and mitigation, design and implementation of indoor-air-quality investigations, assessment and remediation of Brownfield sites for both public and private entities, emergency response activities for petroleum pipeline releases, direction of multi-site large program assessment and remediation programs, school-site assessment, remediation, and construction response activities, and providing litigation support, declarations and expert testimony.
James’ petroleum hydrocarbon site experience includes managing a multi-state site assessment program for a major oil corporation in support of divestiture of more than 300 retail gasoline stations in the western U.S., including Hawaii; managing all environmental activities at a major oil fuel terminal, including soil and groundwater remediation, as well as support of reconstruction, divestiture and acquisition of portions of the terminal, and managing the remediation, biological restoration, and site closure of a petroleum pipeline release on Federally owned lands in endangered species habitat.
His other experience includes managing time-critical indoor-air sampling at a public-school building in response to elevated concentrations of pesticides in soil beneath the building; managing the NY State Superfund RI/FS at a 1,500-acre abandoned historic mine site which was the oldest mine site in New York State; and performing hydrogeologic support activities for an engineering evaluation/cost analysis for reuse of the mine tailings area at the Anaconda Smelter Superfund site.
Education:
- Bachelor of Science in Geological Sciences, San Diego State University
License:
- Professional Geologist, CA
Principal Engineer
Dwayne Campeau, PE
Principal Engineer
Contact Info:
Irvine Office
(949) 377-2227 Ext. 85
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Dwayne Campeau, P.E., is a Principal Engineer in Irvine, California. He has over 20 years of experience overseeing and managing outside technical teams, working with government agencies, responding to community concerns, and collaborating with internal teams to reduce the client’s financial risks associated with existing or potential environmental liabilities. This includes managing existing environmental issues, expeditiously returning impacted sites into usable space for economic development opportunities, implementing and monitoring programs intended to reduce future risk of environmental impacts and building the client’s external reputation for excellence in environmental responsibility and compliance.
Dwayne’s experience includes managing and providing technical oversight for the design, construction, and operation of multiple environmental remediation systems in Arizona, California, and Nevada. These remediation systems have been designed and implemented at facilities affected by chlorinated solvents, metals, pesticides, and/or petroleum hydrocarbons and have utilized multiple processes including, but not limited to, chemical change (e.g., advanced oxidation, chemisorption, oxidation), mechanical separation (e.g., filtration, impingement), and/or physical changes (e.g., condensation, evaporation, physisorption) as deemed economically and technically appropriate.
Education
- Bachelor of Science, Chemical Engineering, California State Polytechnic University Pomona, Pomona, California
Registration
- Registered Professional Civil Engineer — California (License No. 72175)
President and Senior Principal Engineer
William Carson, PE
President and Senior Principal Engineer
Contact Info:
Oakland Office
(510) 645-1850 Ext. 31
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Bill Carson has 19 years of engineering experience in environmental and water resources projects. He has designed and completed multi-million-dollar hazardous waste remediation projects to help his clients achieve their objectives in the most timely and cost-effective manner possible. He has helped his clients attain closure on their sites and has assisted in negotiating creative and innovative remediation programs, which were accepted by regulators, and have facilitated various types of site redevelopment.
He has worked on projects throughout California and in Arizona, Washington and British Columbia. Through his projects, he has successfully negotiated with environmental regulators including the US EPA, USACE, USFWS, California RWQCB, California DTSC, California DFG, Arizona DEQ, BC MOE and officials from local municipalities.
Mr. Carson has provided his skills to help negotiate multi-party allocation agreements as well as multi-agency permits and remediation goals. He has experience working on Defense Department sites and successfully helping his clients negotiate transfer of closed naval bases from the Navy to the local reuse authorities so that redevelopment can occur. He has effectively assisted in negotiating Guaranteed Fixed Price Remediation programs and obtained insurance coverage for large remediation projects.
He has facilitated public-private partnerships to allow for creation and enhancement of public parkland and to facilitate the implementation of wetland mitigation projects on parklands. He has extensive experience in wetland mitigation and dredging projects and creation of seasonal and tidal wetlands. He has secured permits to allow for wetland fill and appropriate mitigation to allow projects to proceed in a timely manner.
Education
- Master of Science in Engineering, University of California — Berkeley, 1994
- Bachelor of Science in Civil and Environmental Engineering, Duke University, 1993
Registration
- Civil Engineer — California
- Civil Engineer — Nevada
- Professional Engineer – Pennsylvania
- Certified Environmental Manager – Nevada
Principal Engineer
Arnab Chakrabarti, PE
Principal Engineer
Contact Info:
Oakland Office
(510) 645-1850 Ext. 60
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Arnab brings over 15 years of experience in site characterization, remediation, project management, and agency interaction. He uses his background in process engineering and remedial design to manage complex hazardous waste sites with multiple stakeholders under dynamic conditions.
Arnab has extensive experience in the remediation of a wide range of contaminants, including chlorinated pesticides, fuels, perchlorate, chlorinated solvents, and metals. He has managed many projects at sites including Department of Defense facilities in the San Francisco Bay Area, retail pesticide formulating facilities, and landfills and waste management units located at the San Francisco Bay margin.
Arnab’s projects have included the remedial design and implementation of soil-vapor extraction (SVE) systems, in-situ enhanced reductive dechlorination, and operation and maintenance of groundwater extraction and treatment systems and leachate collection and recovery systems.
In addition, Arnab has provided litigation support services to clients in the petroleum industry.
Education
- Master of Science in Environmental Engineering, University of California at Berkeley, 2001
- Bachelor of Science in Chemical Engineering, University of Michigan, 1997
Registrations
- Professional Engineer — California
- Professional Engineer — Texas
- Project Management Professional
Principal Geologist
Darren Croteau, PG
Principal Geologist
Contact Info:
San Diego Area Office
(858) 385-0022 Ext. 76
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Darren Croteau has over 15 years of environmental consulting experience in site characterization, remedial design and implementation, and regulatory interactions. His experience encompasses characterization of potential impacts to soil, groundwater, surface water, soil gas, and indoor air as well as remediation of a wide variety of contaminants, including chlorinated solvents, petroleum hydrocarbons, metals, and dioxins and furans. He also routinely uses forensic techniques, particularly for petroleum hydrocarbons, for site characterization efforts. He has provided project management and technical leadership for commercial and industrial project sites throughout California. In addition, Mr. Croteau has directed many complex multi-media characterization efforts.
Mr. Croteau’s diverse experience includes petroleum hydrocarbon leachability and forensic studies, assessing the range of naturally occurring metals in soil and groundwater, and assessing groundwater and surface water interactions using geomorphologic and biologic techniques. Mr. Croteau has also directed investigation of soil, groundwater, and indoor air impacts due to a TCE and PCE releases at commercial and industrial sites. These investigations often involve multiple parties and source determination.
Mr. Croteau’s remediation experience includes designing onsite soil treatment for over 40,000 cubic yards of petroleum and volatile organic compound-affected soil using aeriation and biodegradation, designing and implementing remediation using injection of oxidants for the destruction of petroleum hydrocarbons, and designing and implementing remediation of chlorinated solvents using in-situ thermal conductive heating and soil vapor extraction.
Education
- Bachelor of Science in Geology, University of California Santa Cruz, 1997
Registration
- Professional Geologist — California
Senior Principal Geologist
Charlene Drake, LSRP, NY PG
Senior Principal Geologist
Contact Info:
Conshohocken, PA Office
(916) 594-8499
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Charlene Drake has over 30 years of experience in environmental site characterization and remediation, with a focus on brownfields redevelopment, due diligence, and community engagement. Charlene supports the entire development process, collaborating with development teams, design professionals, and contractors to achieve project goals. Since graduating with a degree in environmental science from Allegheny College in 1991, Charlene has been a practicing environmental consultant in New Jersey, Pennsylvania, Delaware, and Connecticut. She holds a New York Professional Geologist license and is a New Jersey Licensed Site Remediation Professional (LSRP).
During her career Charlene has focused on shaping industry best practices, contributing to the Interstate Technology and Regulatory Council’s guidance on institutional controls and various New Jersey guidance documents relevant to brownfields redevelopment. Her expertise extends to training on storage tank management, procedures for disposal and reuse of contaminated soil, and ASTM Due Diligence assessments for property transactions.
Charlene has successfully closed projects under the New Jersey Spill Act and the Industrial Site Recovery Act (ISRA), the Pennsylvania Land Recycling and Environmental Remediation Standards Act (Act 2), and the Connecticut Transfer Act. She has conducted assessments and remediation under TSCA and provided expert reports and testimony on site remediation, demolition management, and remedial action implementation for PCBs, petroleum products, PFAS, chlorinated solvents, vapor, and contaminated drinking water. As a strong client advocate and negotiator, Ms. Drake achieves client goals using technical expertise and a pragmatic approach to site remediation and risk evaluation, persuasive communication, and a deep understanding of federal, state and local environmental regulations.
Charlene serves on the steering committee of the NJ Licensed Site Remediation Professionals Association and co-chairs the LSRPA Communication Committee. She also authors and edits articles on technical topics and regulatory briefings. Charlene chairs the Philadelphia Urban Land Institute (ULI) Industrial Council.
Education
- BS Environmental Science, 1991
Registration
- NJ Licensed Site Remediation Professional
- NY Professional Geologist
Principal Hydrogeologist
James R. Farrow, RG, PG, LHG
Principal Hydrogeologist
Contact Info:
Portland Office
(503) 889-0367 Ext. 30
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James has over 25 years of environmental consulting experience in environmental assessment and remediation design for projects in the UK, California, Arizona and the Pacific NW: Phase I and II ESAs, hazardous building materials surveys, environmental permitting, land redevelopment, groundwater hydrogeology/water resources, contaminant fate and transport, environmental geology, sediment characterization, stormwater management, environmental compliance auditing/permitting, and organic hydro-geochemistry. James has conducted and managed a wide variety of high profile hazardous waste site investigations, including sites with multiple responsible parties, complex hydrogeology and fate and transport, fractured rock, multiple contaminants, and co-mingled plumes. He has also managed the design, implementation, and reporting of remedial investigation/feasibility study (RI/FS) and remedial action programs. James has experience with many aspects of groundwater studies including conceptual model development, site investigation planning and execution, and chemical and hydrogeological data interpretation. James has also provided litigation support in the form of data analysis, potential responsible party identification, liability allocation, and report preparation to support his findings on a number of multimillion-dollar contaminant groundwater impact cases.
James has managed water resource irrigation projects through hydrogeologic assessment to well design, installation, development, and testing. Additionally, he has assisted with the development of permitting matrices and constraints analyses for a number of solar power energy projects in the western US. Many of these assessments have included an analysis of available groundwater and the effect of groundwater withdrawals on local supply.
Education
- Master of Science in Hydrogeology, University College London, 1994
- Bachelor of Science in Geology, University of Bristol, 1984
Registration
- Registered Geologist — Oregon
- Professional Geologist — Washington
- Professional Geologist — California
- Professional Geologist — Arizona
VP Human Resources
Hank Galindo, SPHR, SHRM-SCP
VP Human Resources
Contact Info:
Oakland Office
(510) 645-1850 Ext. 64
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As Vice President of Human Resources for Terraphase, Hank is responsible for managing the recruitment and retention program and hiring budgets for the organization. As well as being a member, Hank works closely with Terraphase’s Executive Management Committee to set company-wide goals that align with Terraphase’s strategic plan. Since joining Terraphase in 2015, Hank has played a pivotal role in growing the organization, both in headcount and geographically.
With over 15 years of experience within the A/E/C industry, Hank directs all aspects of the firm’s Human Resources (HR) program. Hank also manages the company’s talent engagement strategy, total rewards/compensation, performance management, employee wellness, and employee training. Hank plays a crucial role in the company’s Diversity, Equity, and Inclusion program as well as being a key contributor in driving company culture throughout our various offices.
Hank is an active member of the local chapter of the Northern California Human Resources Association (NCHRA) and a member of the Society for Human Resource Management (SHRM).
Education
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- Mathematics, University of the Pacific, 2002
- Diversity, Equity, and Inclusion Certification, University of Southern Florida
Registration
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- Senior Professional in Human Resources, HRCI
- Senior Certified Professional, SHRM
Associate Engineer
Barbara Gallagher, PE
Associate Engineer
Contact Info:
Woodinville Office
(253) 475-7711 Ext. 212
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Barb Gallagher has a broad background in geotechnical engineering construction and design. She has provided technical expertise and project management for numerous projects from the geotechnical investigation stage through construction. Barb has expertise in developing and implementing subsurface investigation and testing programs to evaluate soil and groundwater conditions to inform foundation design and evaluate infiltration characteristics.
She has designed embankments, reinforced slopes, retaining walls, pavements, and shallow and deep foundations, and has previously managed both soils and concrete testing laboratories.
Barb performs peer review of geotechnical reports and has provided services to a variety of clients, which include public works, municipal, commercial, industrial, and residential projects. Her work in this capacity has included preparing geotechnical engineering reports, responding to municipal and peer review comments, assisting municipalities with updating their critical area code, and providing consultation during design and construction.
As an Associate Engineer with Terraphase, Barb is dedicated to ensuring work products under her charge are of high technical and professional quality.
Education
- MS, Civil Engineering, University of Washington, Seattle, 2014
- BS, Civil Engineering, Drexel University, Philadelphia, 2001
Registration
- Washington Professional Civil Engineer 43650
Senior Principal Engineer
Mark Gookin, PE, CFM, QSD/P
Senior Principal Engineer
Contact Info:
Reno Office
(775) 234-2459 Ext. 78
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Mark Gookin is a Terraphase Principal Engineer based in our Reno, Nevada, office. Mark has more than 32 years of environmental, hydrology, and hydraulic experience. He has managed large water resources and environmental teams and has served as project manager or principal for numerous environmental efforts in Northern Nevada and California, including over $100M in constructed facilities. Mark has led project efforts resulting in numerous Lake Tahoe Basin stormwater quality awards including the U.S. Department of Transportation’s Federal Highway Administration (FHWA) Environmental Excellence Award, AASHTO’s award for Partnering with the Regulatory Community, and the Truckee Meadows Branch of American Society of Civil Engineers (ASCE) Best All-Time Project award.
Mark also possesses significant experience in riverine hydraulics, stabilization, environmental planning and permitting, and restoration, and has led efforts on the Yellowstone, Pajaro, Tijuana, Ventura, San Luis Rey, East Fork Carson, Truckee, and Colville rivers and Lake Forest Creek. In addition, his FEMA experience includes serving as project manager for successful Conditional Letter of Map Revision (CLOMR)/Letter of Map Revision (LOMR)/Physical Map Revision (PMR) efforts on numerous rivers and streams throughout the Southwest.
In addition to authoring and presenting over 30 technical papers related to stormwater quality, flood control, drainage, and resource protection for the Floodplain Management Association, Nevada Water Resources Association, American Public Works Association (APWA), ASCE, and the National Association of State Floodplain Managers, Mark has previously served as President of the Nevada Chapter of American Council of Engineering Companies (ACEC) and Chair of the Floodplain Management Association. Mark also served as Conference Chair for the APWA Nevada Fall Conference for 2 years.
Education
- Graduate Studies, Environmental Hydrology, Fluvial Processes, and Industrial Pretreatment and Bioremediation, San Diego State University, California, 1990
- Bachelor of Science, Civil Engineering, San Diego State University, California, 1988
Registration
- Registered Professional Environmental Engineer —California, District of Columbia, Idaho, Louisiana, Missouri, Montana, Nevada, New York, Ohio, Oregon, Utah, and Wyoming
- Qualified Stormwater Pollution Prevention Plan (SWPPP) Developer/Practitioner, 22974 — California
- Qualified Industrial SWPPP Practitioner – California
Senior Associate Archaeologist
Charlane Gross, M.A., RPA
Senior Associate Archaeologist
Contact Info:
Sacramento, California Office
(530) 919-1975
Email
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Charlane Gross has over 35 years of management, field, and research experience on a wide variety of projects, and is well versed in all aspects of historic-era and prehistoric resource investigations and the requirements of the National Environmental Policy Act (NEPA), Section 106 of the National Historic Preservation Act (NHPA), and the California Environmental Quality Act (CEQA). She develops and produces cultural resources recordation and management documents including survey, testing, and data recovery reports, and National Register of Historic Places (NRHP) evaluations. She has prepared cultural resources chapters for countless regulatory documents, treatment plans, and management plans and has extensive experience with Tribal, agency, and stakeholder consultation.
Ms. Gross’ range of experience has been acquired by working both in the field and office environments managing projects, coordinating with specialists in other fields, preparing proposals, and managing projects. Her geographic expertise includes Alabama, Alaska, Arizona, Arkansas, California, Delaware, Florida, Guam, Hawaii, Illinois, Michigan, Mississippi, Nevada, New Jersey, New York, North Carolina, Oklahoma, Oregon, Pennsylvania, South Carolina, Texas, Washington, West Virginia, and Wisconsin. This exposure has resulted in the widest possible range of experience at all levels of archaeological investigation.
Education
- MA, Anthropology, San Jose State University, 1991
- BA, Anthropology, University of California, Berkeley, 1987
Registration
- Register of Professional Archaeologists #11854
Principal Engineer
Alice Hale Price, PE
Principal Engineer
Contact Info:
Oakland Office
(510) 645-1850 Ext. 57
Email
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Alice has over 15 years of experience in environmental engineering focusing on site investigations and cleanup, facility compliance, and planning. Her work includes due diligence services; site investigation planning, implementation, and reporting; remediation work plan development, implementation oversight, and completion reporting; regulatory agency coordination; environmental compliance staffing and program reviews; California Environmental Quality Act (CEQA) documentation; and hazardous waste management oversight.
Alice’s work has included the planning, implementation, and oversight of a variety of environmental due diligence, investigation, and remediation projects. She has supported due diligence efforts through preparation of Phase I Environmental Site Assessments (ESAs) and Limited Environmental Compliance Assessments for commercial, industrial, former mining, and winery properties. She has implemented Removal Action Work Plans and Interim Remedial Measure Work Plans for sites with elevated levels of metals and chlorinated solvents under DTSC and Regional Water Board oversight.
Alice has supported industrial and commercial clients with onsite environmental compliance staffing, redevelopment of Environmental, Health and Safety programs, and response to Notice of Violations for spills and regulatory inspection findings. She has provided CEQA documentation services for educational facility projects, commercial/industrial projects, and municipal projects, including document management, resource area impact section preparation, response to comments, and Lead Agency interaction on Initial Studies, Mitigated Negative Declarations, and Draft and Final Environmental Impact Reports (EIRs).
Education
- Civil and Environmental Engineering, University of California at Davis, 2006
Registration
- Professional Engineer — California
- Envision Sustainability Professional (ENV SP)
Principal Hydrogeologist, Operational Lead
James Hay, LHG, CPG
Principal Hydrogeologist, Operational Lead
Contact Info:
Tacoma Office
(253) 475-7711 Ext. 72
Email
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James Hay has an academic background in biology and geology. He has performed complex evaluations of surface and groundwater interaction, including on multidisciplinary projects involving thermally impacted groundwater systems, the subsurface ecology of hyporheic zones, and production well biofouling. He has contributed field, technical, and management expertise to numerous water resources projects for public and private clients, including small and large water purveyors, aggregate mines, commercial interests, municipalities, public utility districts, ports, counties, state and federal agencies, and tribes.
Jim’s water well projects typically involve the generation of technical specifications and bid support, as well as drilling, design, construction, and testing services for potable water or hatchery supplies. His guidance of mechanical and chemical rehabilitation of existing water wells supports asset management goals by prolonging well life cycles, and sustainability by improving well efficiencies. Jim provides a broad range of regulatory support, such as wellhead protection area delineations and plans, well siting assistance, construction and setback variances, and liaison with local and state agencies. He also provides water rights consulting services, including the preparation of new and change applications, water rights processing, analytical and numerical groundwater modeling, and the cooperative development of economically viable mitigation plans.
Education
- MS, Earth Sciences, Montana State University, 1997
- BS, Geology, Kansas State University, 1993
- BS, Biology, Kansas State University, 1993
Registrations
- Washington Licensed Geologist 365
- Washington Licensed Hydrogeologist 365
- Alaska Certified Professional Geologist 616
- American Institute of Professional Geologists Certified Professional Geologist 11213
Senior Associate Engineer
Craig Heimbucher, PE, QISP
Senior Associate Engineer
Contact Info:
Portland Office
(503) 889-0367 Ext. 97
Email
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Craig Heimbucher, PE, QISP, joins Terraphase as a Senior Associate Engineer in Portland, Oregon. He brings over 17 years of work experience in the environmental field, both in public and private sectors. He is focused on providing cost-effective solutions to public and private organizations and has extensive experience in environmental compliance support and stormwater evaluation and application treatment technologies. His background also includes soil and groundwater remediation, field monitoring, and hazardous waste characterization and management.
In the area of stormwater management, Craig has supported numerous industrial clients with regulatory compliance under both the NPDES and CERCLA programs. This includes permitting support, stormwater pollution control plan development, identifying corrective action response strategies, hydrologic and hydraulic modeling, best management practice selection and implementation, treatment design, and construction support.
Craig has served as project manager and engineer on many projects, large and small, including multiyear source control and RI/FS projects. As project manager, his strengths include managing project financials and schedules, client advocacy, agency negotiations, and timely completion of project deliverables. His engineering responsibilities have included permitting, design, and construction management support for remediation and stormwater projects. Additional responsibilities have included developing sampling work plans, feasibility studies, source control evaluations and cost estimates in support of his projects.
Education
- Master of Engineering, Environmental Engineering, Portland State University, Portland, Oregon
- Bachelor of Science, Environmental Engineering, Portland State University, Portland, Oregon
- Bachelor of Science, Biology, University of Oregon, Eugene, Oregon
Registration
- Registered Professional Environmental Engineer — Oregon (License No. 83605)
- Qualified Industrial Stormwater Practitioner — California
Principal Environmental Scientist
John Hildenbrand
Principal Environmental Scientist
Contact Info:
Tacoma Office
(253) 475-7711 Ext. 107
Email
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As a Principal Environmental Scientist with Terraphase, John’s technical responsibilities include the management of environmental projects of variable complexity including but not limited to CERCLA/Washington Model Toxics Control Act cleanup projects, construction oversight, hazardous material site investigations, emergency response, underground storage tank investigation and removal, Phase I and Phase II environmental site assessments, remedial investigations and feasibility studies, remediation system design and installation, and NEPA assessments.
John has managed a wide range of environmental programs during his career, such as drinking water, wastewater, solid waste, hazardous materials, food and community safety, and emergency and disaster response. A former environmental regulator in the states of Montana and Washington, he is experienced in many types of investigative methods. John implemented the first local government groundwater protection district in Washington State that provided for the complete regulation of land use and business operations within a groundwater protection area.
John is a past fellow of the National Institute for Environmental Health Sciences in hazardous materials training and has completed a FEMA/National Fire Academy’s Hazardous Materials Incident Management for Public Agencies program. He is also a voting member on numerous ASTM technical committees.
Education
- BS, Microbiology, Environmental Health
Associate Geologist
Tyler Houghton, PG
Associate Geologist
Contact Info:
Oakland Office
(510) 645-1850 Ext. 111
Email
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Since 2011, Tyler has put his diverse environmental field experience to work on American and international soils assisting the construction, mining, oil, and other industries in assessing, characterizing, and remediating sites, largely for redevelopment purposes. Projects have included former dry-cleaning sites, landfills, UST sites, and other properties with both soil and groundwater contamination, and include projects in the San Francisco Bay Area. He has managed and assisted with soil and groundwater remediation, field investigations, waste characterization and management, and hydrogeologic investigations in unconsolidated sediments, karst, fractured rock, regional paleochannel, and alpine till.
Managing field programs is Tyler’s forte. He has developed and implemented diverse field programs for soil, groundwater, and vapor assessment and remediation programs, and is experienced with numerous drilling technologies. Tyler routinely develops sampling work plans; assists with permitting, including coordination with City and County regulatory agencies; completes site mitigation plans and monitoring reports; provides cost estimates in support of his projects; and also provides construction oversight during remedial activities.
Education
- Master of Science, Colorado State University, Fort Collins, Colorado
- Bachelor of Science, Geology and Environmental Science, Northern Arizona University, Flagstaff, Arizona
Registration
- Professional Geologist — California
Principal Engineer
Shakeel Jogia provides technical and management expertise on complex environmental remediation and civil engineering, construction, and operations programs.
Mr. Jogia’s remediation engineering practice includes in-situ and ex-situ groundwater and soil remediation at sites affected by metals, VOCs, PAHs, and fuels, in a wide range of geologic settings, and on programs with intensive regulatory and community stakeholder scrutiny. Mr. Jogia’s civil engineering expertise includes water supply and transmission, site earthwork/grading, sustainable stormwater management, and sea level rise adaptation improvements.
Mr. Jogia has led multidisciplinary engineering projects from concept through construction, including serving as Engineer of Record, Resident Engineer, project manager, and subject matter expert, while leading coordination with hydrogeologists, geochemists, compliance experts, owners, and external stakeholders.
Mr. Jogia has led development and delivery of large, multi-stakeholder, complex environmental remediation, water supply, and site development construction programs, including program development, transitioning from design to construction, value engineering, construction team development, construction procurement, construction quality administration, health and safety program development, contract management, and construction management. Mr. Jogia has extensive experience working with regulatory, tribal, and compliance stakeholders to deliver safe, compliant, respectful, and quality construction work in challenging settings.
Mr. Jogia also leads Terraphase’s site engineering service area, helping develop and grow Terraphase’s site civil engineering practice.
Education
- B.Sc, Environmental Engineering, University of California at Riverside, 1999
Registration
- Professional Engineer, Civil #69108, California
- Project Management Professional, Project Management Institute
- Certified Construction Manager, Construction Management Certification Institute
- Qualified SWPPP Developer (QSD), California General SWPPP Permit 40-Hour HAZWOPER
Associate Engineer
Chris Jones, PE
Associate Engineer
Contact Info:
Portsmouth Office
(907) 290-8855 Ext 48
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Chris Jones is an Associate Engineer and manager of Terraphase’s Portsmouth, New Hampshire office. Mr. Jones has over ten years of consulting experience on a variety of successful site characterization, remediation, and construction projects for both public and private sector clients. With expertise in construction management and regulatory assistance, Mr. Jones has supervised a wide array of complex projects addressing environmental contamination in diverse and challenging environments, from large infrastructure projects to sites with limited access and confined spaces.
In his current role, Mr. Jones is responsible for the design, management, and oversight of field activities related to environmental site investigation, remedy implementation, and monitoring programs. His project experience encompasses a comprehensive portfolio of site assessments along with implementation of both in-situ and ex-situ remedial approaches to address impacted soil, groundwater, and soil vapor. Mr. Jones’s work has involved direct communication and coordination between clients, regulators, and various stakeholders to effectively convey project objectives and progress of remedial activities including litigation sensitive projects for confidential clients.
Education
- Bachelor of Science, Civil and Environmental Engineering, University of Massachusetts Amherst
Registration
- Registered Professional Civil Engineer – New Hampshire (License No. 17547)
- Registered Professional Civil Engineer – California (License No. 89316)
Associate Engineer
Amber has almost 15 years of experience in environmental engineering, including site characterization, remediation, and project management of sites impacted by volatile organic compounds, petroleum hydrocarbons, pesticides, and metals. Her project management skills include regulatory interaction, planning, staffing, and budget management. Amber has extensive experience preparing investigation work plans, feasibility studies, remedial action plans, and remedial implementation reports. She has been extensively involved with the design, permitting, installation, operation & maintenance, and reporting for active remediation systems, including vapor extraction and in situ thermal remediation. She has developed remedial cost estimates totaling over $40 million for various oil & gas developers, industrial clients involving site investigation, site management, and site remediation. Amber has extensive experience with the health and safety programs of large oil & gas clients.
Education
- Master of Science in Biological Systems Engineering, University of California at Davis, 2003
- Bachelor of Science in Biological Systems Engineering, University of California at Davis, 2001
Registration
- Professional Engineer — California
Principal Engineer
Hans Kramer, PE, QSD, QISP, ToR
Principal Engineer
Contact Info:
Oakland Office
(510) 645-1850 Ext. 46
Email
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Mr. Kramer has 19 years of diverse consulting experience, including: stormwater management and permitting; erosion control measure design; hydraulic modeling of stormwater, sewer, water, and recycled water systems; design of treatment, storage and distribution facilities; civil site planning and design; utility and infrastructure planning and design; and environmental remediation.
As a civil engineer, Mr. Kramer has produced plans and specifications for practical solutions on a wide array of public and private projects including municipal systems, marine shipping terminals, manufacturing facilities, public utilities, parks and trails, and residential and commercial developments. He has managed stormwater permitting and compliance on over 175 construction sites under California’s Construction General Permit, shepherding the projects from document production/permitting through Best Management Practice implementation and construction, and on to permit termination. He has also managed stormwater compliance for several sites under California’s Industrial General Permit as well as Municipal Regional Permit requirements. He has managed construction, dredging, remediation, and system maintenance on large cleanup sites, addressing a variety of contaminants and working with multiple agencies and stakeholders. He has also created and updated hydraulic models for several Northern California municipalities, development project, and remediation sites.
Mr. Kramer has worked with numerous federal, state, and local regulatory agencies, and has managed staff and subcontractors on time-and-materials and lump-sum projects, as well as managing guaranteed/insured fixed price work.
Education
- Bachelor of Science in Civil/Environmental Engineering, Stanford University, 1997
Registration
- Professional Engineer — California
- Qualified SWPPP Developer
- Qualified Industrial Stormwater Practitioner
- IGP Trainer of Record
- CGP Trainer of Record
Associate Engineer
Nicholas Krasnecky, PE
Associate Engineer
Nick Krasnecky has over 11 years of experience in environmental engineering and consulting, including site characterization, remediation engineering and construction, vapor intrusion evaluation and system design, and regulatory coordination. He utilizes his extensive environmental consulting and remediation background to support regulatory site closure, property development, risk management, Brownfield Cleanup Program support, and vapor intrusion evaluation and system design.
Mr. Krasnecky has served as an engineer for various large-scale, complex remedial actions involving large work forces, multiple stakeholders, and multiple phases of work occurring simultaneously. His work has involved direct interaction with regulators, clients, and various stakeholders throughout the duration of projects including progress updates, scope alterations, and pathway to achieve project goals and regulatory closure.
Mr. Krasnecky has extensive experience with remedial treatment system design, implementation, optimization, and operations and maintenance, including groundwater pump and treat, air sparge, soil vapor extraction, and dual-phase extraction systems. He has also designed and implemented in-situ remediation technologies at numerous sites, including in-situ chemical oxidation and reduction, aerobic and anaerobic bioremediation, and permeable reactive barriers.
Mr. Krasnecky has expertise in the assessment of vapor intrusion and mitigation practices, in particular the design, construction, and commissioning of active and passive vapor intrusion mitigation systems in both new construction and existing buildings. His experience includes direct coordination with multiples trades during planning and active construction to ensure proper installation of vapor intrusion mitigation systems in synergy with building and architectural plans.
Education
- Bachelor of Science, Environmental Engineering, Rensselaer Polytechnic Institute, 2011
Registration
- Registered Professional Engineer – New York (License No. 100006)
- Registered Professional Engineer – New Jersey (License No. 24GE05369900)
- Registered Professional Engineer – Indiana (License No. 11900093)
Senior Associate Consultant
Linda Logan, PhD
Senior Associate Consultant
Contact Info:
Philadelphia Office
(215) 297-3502 Ext. 68
Email
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Dr. Linda Logan has 20 years of experience in the public and private sectors in the United States, Canada, and overseas. Her principal areas of expertise are ecological and human health risk assessment, surface water, stormwater, and sediment quality compliance. She has managed and worked on ecological and human health risk assessments of contaminated sites under CERCLA and voluntary action programs, as well as in support of environmental impact statements, outfall siting studies, and water reuse. These have ranged from screening-level assessments to comprehensive assessments using multiple lines of evidence, such as sediment and porewater chemistry, sediment toxicity, aquatic biota tissue chemistry, and the assessment of exposure to wildlife through dietary intake.
Dr. Logan’s related work includes evaluations of contaminant bioavailability, bioaccumulation, and persistence, as well as oversight of sediment contaminant fate studies in support of a Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) data call-in. She has National Pollutant Discharge Elimination System (NPDES) experience that includes a comprehensive water-quality characterization of stormwater from multiple land uses at Seattle-Tacoma International Airport, source tracing, on-site water quality monitoring of stormwater facilities, and laboratory testing of different media for the removal of dissolved metals.
Dr. Logan is co-lead for an ITRC PFAS document that will provide States with guidance on developing surface water quality thresholds for PFAS, and is tracking the CDC and ATSDR Multi-Site PFAS Study by attending local townhall and community meetings co-hosted by the Pennsylvania Department of Health.
Education
- Post-doctoral Fellowship, Toxicology, Memphis State University
- PhD, Environmental Geochemistry and Health, University of Glasgow
- MS, Environmental Technology, Imperial College, London
- BS, Geological Sciences, University of Norwich
Principal Geologist
Andrew Lojo is a geologist with 30 years of experience as an environmental consultant serving the redevelopment, manufacturing, mid-stream, forest products, high tech, legal, insurance, and municipal sectors. Andy has extensive experience managing a wide variety of complex environmental projects, including emergency response fuel spills from pipeline and terminal releases, environmental due diligence for property redevelopment, acquisitions and divestitures, technical support and historical research for environmental litigation cases, and complex site investigation and remediation projects for manufacturing and chemical use facilities. Andy has experience investigating and remediating various chemicals of concern released to soil, surface water, stormwater, groundwater, and soil vapor. His project work has included sites with fuels, solvents, pesticides, metals, semivolatile organic compounds, polychlorinated biphenyls, and dioxins/furans.
Andy has extensive regulatory experience representing clients in California. He has negotiated site closures and assessments with the San Francisco, Central Valley, and North Coast Regional Water Boards; Department of Toxic Substances Control; Environmental Protection Agency; California Department of Fish and Wildlife (OSPR); US Coast Guard; and various Bay Area County Environmental Health Departments and Water Agencies. Andy has assisted clients with permitting various complicated remedial construction projects with USACE (404 permits), Regional Water Board (401 Certifications), the Division of State Lands (access agreements), and the California Coastal Commission (Coastal Development Permit).
Andy has a strong technical background in remedial construction work, excavation and grading, shoring and slot trenching, landfill capping, geotechnical testing, construction management, numerous drilling technologies, soil, groundwater, surface water, and stormwater sampling techniques, soil vapor investigations, indoor air assessments, cone penetrometer, UV and laser-induced fluorescence investigation techniques, and hydrocarbon forensic evaluation.
Education
- Bachelor of Arts in Geology, San Francisco State University, 1988
Registration
- Professional Geologist — California
Principal Consultant
Kevin Long has over 17 years of experience on environmental projects. His emphasis is on the application of risk assessment and risk management strategies to support the investigation and remedial action of sites under Superfund, Resource Conservation and Recovery Act (RCRA) and various state and provincial clean-up programs. His work has included managing and implementing site characterization and risk-based remedial action projects, working to control unacceptable human and ecological exposures, as wells as the migration of groundwater contamination, and communicating with stakeholders.
Kevin served as a contributing author and trainer for technical guidance published by the Interstate Technical and Regulatory Council regarding the application of site-specific risk assessment and relative bioavailability of contaminants in soil. He is a leading member of the NJ Licensed Site Remediation Professionals Association (LSRPA), Remediation Standards Stakeholder Engagement team, and the New Jersey Department of Environmental Protection’s (NJDEP) Technical Guidance team for the Development of Alternative Remediation Standards. He has served as an instructor for Montclair State’s Continuing Environmental Education for Professionals program for NJ LSRPs and other NJ professionals.
Education:
- Princeton University, BSE, cum laude, Civil & Environmental Engineering, 2000
- Princeton University, MEng, Civil & Environmental Engineering, 2006
Associate GIS/Data Management Program Manager
Joseph Luchette, GISP
Associate GIS/Data Management Program Manager
Contact Info:
Philadelphia Office
(215) 297-3502 Ext. 75
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Joseph Luchette (Joe) has almost 15 years of data management experience and has applied GIS in a variety of environmental monitoring, remediation, and litigation projects. He has created and maintained analytical sampling databases in MS Access and SQL Server to meet the demands of evolving project needs for soil, groundwater, sediment, soil gas, ambient air, geotechnical and radiological data. Joe has worked with 2D and 3D data visualization, including base map creation, geologic cross-section creation and contaminant distribution analysis, as well as 3D contaminant plumes.
Joe has also developed customized automated field data collection applications to streamline data flow from the field to database for both tabular and spatial data. He has applied web mapping technologies for data collection and visualization for a variety of environmental, municipal, and asset management related applications.
Education
- East Carolina University, M.S. Geography, 2006
- Fitchburg State University, B.S. Geography, 2004
Registration
- Certified Geographic Information Systems Professional (GISP)
Senior Project Hydrogeologist
Don Malkemus, RG
Senior Project Hydrogeologist
Contact Info:
Portland Office
(503) 889-0367 Ext. 149
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Mr. Malkemus is a hydrogeologist with ten years of experience in the geosciences. He has worked on environmental projects from initial assessment (Phase I and II ESAs) to closure and is familiar with a wide range of subsurface investigation techniques and cleanup strategies, including soil vapor extraction, ozone injection, in-situ thermal heating, groundwater pump and treat, and enhanced reductive dechlorination injection. He has investigated sites for high temperature water resources using geochemical modelling and has conducted hydrogeologic assessments for private and municipal water supply.
Education
- Bachelor of Arts in Geology, Whitman College, Walla Walla WA, 2006
- Masters of Science in Hydrogeology, Portland State University, Portland OR, 2016
Registration
- Registered Geologist – Oregon and Washington
Principal Toxicologist/Risk Assessor
Lisa McIntosh, MS DABT
Principal Toxicologist/Risk Assessor
Contact Info:
Portsmouth Office
215.297.3502 x235
Email
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Lisa McIntosh has over 25 years of experience in environmental consulting, with her main focus on conducting both human and ecological risk assessments. Her risk assessment work has included exposure/receptor evaluations, toxicological evaluations, environmental sampling design and implementation, data usability analysis, conceptual site model development, and vapor intrusion assessments. Lisa is also experienced in public communication having worked both as a practitioner with a variety of stakeholders during the site assessment/remediation process, and as an educator for various organizations. Lisa also works in the field of wetland science, with experience in field delineation, functional assessment, restoration and mitigation, and environmental permitting. She has worked on a diverse array of hazardous waste sites ranging from small auto repair garages to extensive industrial and government facilities and regulated under various state and federal agencies.
Lisa has worked with a diverse range of clients including non-profit organizations, industrial/commercial entities, municipalities, and state and federal environmental agencies. Lisa provides a variety of services to her clients, including site assessment and remediation support; technical peer reviews; litigation support; permit application support; public communication; and regulator negotiations. Her focus of projects is on the practical application of innovative, tailored approaches in site assessment, cleanup and restoration. Her expertise in risk assessment, public communication, restoration, and permitting has been beneficial in bringing together the multiple aspects of site assessment, remediation, and restoration.
Lisa is also engaged in the scientific and regulatory community through her participation and leadership in various professional organizations and technical workgroups.
Degrees:
- M.S., Environmental Science, concentration in aquatic toxicology. University of Massachusetts Boston, 1997
- B.S., Biology, minor in chemistry. Eastern Nazarene College, 1992.
Certifications:
- Diplomate, American Board of Toxicology (General Toxicology)
Principal Consultant
Edmund Medley, PhD, PE, CEG
Principal Consultant
Contact Info:
Oakland Office
(510) 645-1850 Ext. 45
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Dr. Edmund (Ed) Medley has over 35 years of varied international experience in geotechnical and geological engineering consulting, mineral exploration prospecting, failure investigation, project management, litigation testimony, academic research, teaching, and lecturing.
Dr. Medley is an internationally recognized authority on the engineering and geological characterization of bimrocks (block-in-matrix rocks), complex geological mixtures of rock and soil such as melanges, fault rocks, weathered rocks, tills, and colluvium.
He is also experienced in evaluating geotechnical/ geological engineering vulnerabilities and the causes of Civil Engineering failures. His litigation support experience includes the investigation of major landslides, rockfall hazards, expansive/collapsing soils, tunnel failures, coastal erosion, sinkholes and other ground movements. He has provided testimony for attorneys, insurance companies, contractors, and municipal clients. He is licensed/chartered/registered as both a professional engineer and a geologist in California, the United Kingdom, and Canada.
Dr. Medley’s litigation support/insurance claim projects include the investigation of the 1995 Sea Cliff Incident, in which a pit over 240 feet across and 40 feet deep resulted when an old, brick-lined, sewer failed in the most affluent neighborhood of San Francisco. Further, as a court-appointed expert, he led the effort to recover the Forbes Collection of Hawaiian artifacts that had been buried and sealed in lava tube burial caves on the Island of Hawaii, Hawaii.
Dr. Medley has authored/co-authored over 50 professional contributions and presented over 350 professional and academic lectures, short courses and MCLE credit courses. He has appeared as an on-camera geologic commentator for over a dozen TV documentary programs. He was the 2009 Richard H. Jahns Distinguished Lecturer in Engineering Geology, a distinction awarded by the Geological Society of America and the Association of Environmental and Engineering Geology (AEG) for career achievements as a Geological Engineer and Engineering Geologist.
Education
- Ph.D., Geotechnical Engineering, University of California at Berkeley, 1994
- M.S., Geotechnical Engineering, University of California at Berkeley, 1991
- B.Appl.Sci, Geological Engineering, University of British Columbia, 1978
Registration
- Professional Engineer — California, Hawaii, British Columbia
- Professional Geologist — California
- Certified Engineering Geologist — California
- Chartered Civil Engineer — United Kingdom
- Chartered Geologist — United Kingdom
- Professional Geoscientist — British Columbia
Associate Geologist
Sal Mendoza, PG, CAC
Associate Geologist
Contact Info:
Sacramento Office
(916) 594-8499 Ext. 157
Email
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Salvador Mendoza has more than 20 years of experience conducting hazardous building materials surveys (asbestos-containing materials, lead-based paints, mold, polychlorinated biphenyls, and mercury), soil and groundwater investigations, and indoor air quality inspections. His clients include retail chains, hotels, schools and colleges, active power plants, commercial developments, and low-income housing agencies. Sal has conducted inspections, abatement oversight, project management, specification development, Operation and Maintenance Plan development and implementation, and closure report writing consistent with the Asbestos Hazard Emergency Response Act (AHERA) protocols. His experience also includes Phase I and II environmental site assessments and soil excavations.
Sal successfully controls project costs and maintains project schedules through efficient coordination and supervision of multi-disciplinary teams of professionals, scientists, field staff, and subcontractors during project execution. Sal has worked with various regulatory agencies, including the California Occupational Safety and Health Administration, California Department of Public Health, Air Quality Management Districts, and the Department of Toxic Substances Control to provide clients with cost-effective solutions.
Education:
- Bachelor of Arts in Geology, California State University at Sacramento
Registrations:
- Professional Geologist: California
- Certified Asbestos Consultant: California
- AHERA Certified Asbestos Consultant: Nevada
- Lead-Related Construction Inspector/Assessor: California
Principal Scientist
Michael J. Messina
Principal Scientist
Contact Info:
Sacramento Office
(916) 594-8499 Ext. 35
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Michael J. Messina has over 15 years of experience across diverse disciplines providing corporate and government clients with environmental consulting services. His work has focused on environmental compliance, regulatory interpretation and application, auditing, environmental litigation support, and environmental systems management. His goal is to support clients in navigating their environmental challenges through creative and cost-effective solutions. His diverse experience on the subject matter of environmental compliance was gained through years of providing support to many Fortune 100 companies. In all 50 states, Michael has assisted clients to achieve and maintain compliance with state-specific and federal environmental laws and regulations. His environmental compliance experience has included regulations and programs related to water quality (drinking, waste, and storm), hazardous waste disposal and management, air quality, petroleum storage services (e.g., spill prevention and control and countermeasure plans, fuel system planning, and Title 22 waste tank assessments) programs, asbestos and lead-based paint assessments and management, NEPA/CEQA permitting, and related environmental stewardship programs. He has also led environmental projects for facility/property environmental closure, due diligence, soil and groundwater investigations and remediation, and response actions related to contamination release. His recent leadership at Terraphase has focused on drinking water assessments for municipal water purveyors on the California lead-in-schools program.
Over the past decade, Michael has represented telecommunication utilities, international freight carriers, technology, commercial retailers, municipalities, industrial manufacturing, urban redevelopment agencies, school districts, tribal nations, and federal, state, and local agencies. Michael has supported clients as their in-house consultant environmental manager, providing support for environmental permitting, hazardous material spill response, development of public relations and outreach statements, environmental sampling and monitoring, and assistance with agency reporting and notification.
Michael also provides technical and compliance expertise to clients and their respective environmental management teams for response to potential and active environmental deficiencies. He has led teams of subject-area experts in refining corporate environmental management systems and, in some cases, streamlining efforts to undertake preemptive measures to ensure that environmental compliance deficiencies are mitigated across respective business units.
Education
- Bachelor of Science in Natural Resources | Environmental Sciences, Cornell University, 2000
Principal Consultant
James C. Moran, LEP
Principal Consultant
Contact Info:
Princeton Office
(609) 236-8171 Ext.91
Email
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James Moran has more than 20 years of experience in environmental science and hydrogeology, with an emphasis on industrial site characterization and remediation, groundwater contamination, and environmental liability assessment. He is a Licensed Environmental Professional (LEP) in the State of Connecticut. He has provided strategic consulting services to large industrial corporations, law firms, and financial institutions in environmental liability assessments for mergers and acquisitions and other corporate transactions, environmental litigation, regulatory agency negotiations, evaluation of the nature and extent of environmental contamination, and the application of cost-effective remedial approaches.
His work has included the design and implementation of site investigation and remediation programs at numerous industrial and commercial facilities throughout North America, subject to the provisions of New Jersey’s Industrial Site Recovery Act (ISRA) Program, Connecticut’s Property Transfer Program, Florida’s Petroleum Cleanup Program and various Canadian regulatory programs, as well as state voluntary cleanup programs in Maryland, Ohio, Pennsylvania, and Michigan.
Education
- Bachelor of Science in Environmental Science, Susquehanna University, 1997
Registration
- Licensed Environmental Professional — Connecticut
- Member – Environmental Professionals’ Organization of Connecticut
Associate Geologist
Emily Mosen is a Senior Project Geologist with 7 years of experience in the environmental consulting field. She is a registered Professional Geologist in the state of California. Her project work has included site characterization, treatability studies, industrial stormwater compliance, hazardous materials compliance, and Phase I Environmental Site Assessments. Ms. Mosen has worked on investigation, remediation, and monitoring activities for sites affected by metals, volatile organic compounds (VOCs), organochlorine pesticides (OCPs), and petroleum hydrocarbons. Ms. Mosen has experience in preparing technical reports and plans in accordance with local and federal regulations and guidelines.
Ms. Mosen has served an industrial facility subject to California Code of Regulations Title 27 regulations due to active surface impoundments. Ms. Mosen has provided support related to California Environmental Reporting System (CERS) submittals and preparation of Spill Prevention, Control, and Countermeasures (SPCC) Plans. Her experience also includes stormwater compliance support, preparation of Stormwater Pollution Prevention Plans (SWPPPs), and training for facilities subject to the Industrial General Permit.
Ms. Mosen has prepared Quality Assurance Project Plans (QAPPs) to identify procedures and criteria for establishing technical accuracy, precision, and validity of data generated during projects such as soil investigations, comprehensive characterization of buildings and underlying soil, and treatability studies.
Education
- Bachelor of Science in Geology, University of Oregon, 2006
Registration
- Professional Geologist – California
Associate Engineer
Morgan O'Hare, PE
Associate Engineer
Contact Info:
Oakland Office
(510) 645-1850 Ext. 67
Email
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Ms. O’Hare has over 7 years of experience in environmental engineering and has worked on a variety of environmental remediation and construction projects, including site investigations, soil excavation, groundwater and extraction treatment system installation, and groundwater monitoring. She has also provided support for both industrial and construction stormwater compliance projects.
Ms. O’Hare has provided support for project planning, permitting, startup, reporting, construction management, on-site engineering, health and safety, compliance during project implementation, and project planning and reporting. Additionally, her field experience includes stormwater inspections and sampling on both industrial and construction sites, sample control and handling, and construction oversight.
Education
- Bachelor of Science in Environmental Engineering, California Polytechnic State University, San Luis Obispo, 2012
Registration
- Professional Civil Engineer – California
Associate Engineer/LSRP
Michael Pague, PE, LSRP
Associate Engineer/LSRP
Contact Info:
Princeton, New Jersey Office
(609) 236-8171 x229
Email
Michael Pague has 20 years’ of experience in environmental consulting, working on a variety of environmental remediation sites within New Jersey. He has experience managing all phases of project life cycles including initial site assessments, site characterization, remedial investigation, and remedial action implementation. In addition, Mr. Pague has experience completing environmental audits of industrial facilities. His experience is primarily with sites within the New Jersey Site Remediation Program; however, Mr. Pague has also completed limited project work in Pennsylvania, Michigan, and Alabama.
Mr. Pague has provided support for project planning, permitting, contractor management, health and safety evaluations, field oversight, and reporting. His field oversight includes investigations of soil, and overburden and bedrock groundwater. In addition, Mr. Pague has experience completing environmental audits of industrial facilities relating to stormwater, hazardous waste, and Community Right to Know regulations.
Education
- MS, Geo-Environmental Engineering, Pennsylvania State University, 2004
- BS, Environmental Systems Engineering, Pennsylvania State University, 2002
Registration
- New Jersey Professional Engineer, 24GE04872000
- New Jersey Licensed Site Remediation Professional, 974404
Principal Hydrologist
Lucas W. Paz, PhD, CPESC, QSD, QISP, ToR
Principal Hydrologist
Contact Info:
Oakland Office
(510) 645-1850 Ext. 37
Email
vCard
Lucas Paz has over 25 years of experience in surface water hydrology and hydraulics, stormwater management, watershed analysis, flood control, engineering design, ecosystem restoration, site-development planning, biotechnical erosion control, water quality monitoring/sampling, geomorphology, evaluation of soil-water/vadose zone hydrology, treatment wetlands, vegetation management, regulatory permitting, and litigation support/expert witness services. His modeling experience includes multi-dimensional simulations of surface water, vadose-zone, and groundwater systems combined with practical implementation-based design. He has prepared site-specific Stormwater Pollution Prevention Plans (SWPPPs) for over 40 sites throughout California and is a specialist in Clean Water Act permitting and National Pollutant Discharge Elimination System (NPDES) regulatory compliance, stormwater infiltration/bioretention system (green-infrastructure) design, hydrologic/hydrodynamic modeling studies, aquatic ecosystem restoration, and construction management/inspection services.
Lucas develops stormwater compliance solutions and water quality improvement projects for a variety of municipal, industrial, commercial and residential sites, and has extensive experience working directly with major federal and state resource agencies as well as local municipalities. He conducts watershed assessments to reduce sediment and contaminant inputs to receiving waters and remediate/restore past land use effects. Lucas provides geomorphic process-based assessments, including stream stability evaluations, channel & habitat design, basin-scale assessments, flow-routing, and TMDL evaluations.
Education
- Doctor of Philosophy in Wildland Resource Science, Applications in Watershed Analysis, University of California at Berkeley, 2001
- Master of Science in Wildland Resource Science and Wildland Hydrology, University of California at Berkeley, 1995
- Bachelor of Science in Conservation and Resource Studies/Forestry, University of California at Berkeley, 1992
Registration
- Certified Professional in Erosion and Sediment Control
- Qualified SWPPP Developer
- Qualified Industrial Stormwater Practitioner
- IGP Trainer of Record
Principal Hydrogeologist
Michael Piechowski, LG, LHG
Principal Hydrogeologist
Contact Info:
Tacoma Office
(253) 475 7711 Ext. 175
Email
vCard
Mike Piechowski is a Principal Hydrogeologist with expertise in the design, construction, testing, and rehabilitation of water wells, and is familiar with all commonly used drilling techniques. Mike has extensive experience with infiltration testing, groundwater monitoring instrumentation, and the completion and interpretation of downhole geophysical surveys. In addition, he has completed several regional groundwater resource evaluations and is proficient with analytical, analytic element, and numerical groundwater flow modeling.
Mike is a former president of the Washington State Ground Water Association, he chairs the National Groundwater Association’s Northwest Regional Policy Committee, serves on the National Groundwater Association’s Government Affairs Committee, and recently served as the founding chair of the Nisqually Chapter of the Association of Environmental & Engineering Geologists.
Mike has provided technical presentations and continuing education lectures for many professional and trade associations in the region. His most recent presentations include the American Groundwater Trust, the Pacific Northwest Groundwater Exposition, the British Columbia Groundwater Association, the Washington Association of Sewer and Water Districts, and the Washington State Ground Water Association.
Education
- MS, Geology, University of Missouri, Columbia, 1994
- BS, Geology, University of Missouri, Columbia, 1991
Registrations
- Washington Licensed Geologist 592
- Washington Licensed Hydrogeologist 592
Senior Principal Geologist
Michael Potts
Senior Principal Geologist
Contact Info:
Princeton Office
(609) 236-8171 Ext.90
Email
vCard
Michael Potts has over 25 years of experience in environmental investigation and remediation, with an emphasis on industrial site evaluation, litigation support and due diligence. He has planned, implemented and managed investigation and remediation activities at numerous active and inactive industrial sites in the mid-Atlantic and New England regions, including New Jersey, in compliance with the New Jersey Spill Act and the Industrial Site Recovery Act (ISRA); in Pennsylvania, in compliance with Land Recycling and Environmental Remediation Standards Act (Act 2); and in Connecticut, in compliance with the Remediation Standard Regulations and the Property Transfer Program. He has provided expert services to counsel on a variety of private-party cost recovery and insurance coverage matters related to both the liability for contamination and the costs for the required response actions. He has also managed environmental due diligence assignments of single-site transactions and multiple-site portfolios involving a range of commercial, light manufacturing and heavy industrial activities, and quantified potential future costs for the identified environmental liabilities.
Education
- University of Missouri, Columbia, BA, Geology, 1990
Principal Engineer
Rick B. Powell, PE
Principal Engineer
Contact Info:
Woodinville Office
(253) 475 7711 Ext. 206
Email
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Rick Powell’s strong background in the construction industry enables him to recognize and implement economical solutions to complex problems. Prior to relocating back to the Northwest, Rick gained valuable experience in the San Diego area of Southern California. He was part of a team that designed and monitored a beach condominium project requiring liquefaction analysis and the use of stone columns to mitigate the impact of liquefaction. The implementation of a settlement-monitoring program helped verify the design and the project was recognized for its economical engineering design and application.
He has participated in a variety of projects in the Northwest and has extensive experience in reinforced slope and wall design, and landslide analysis and repair. Rick has also completed geotechnical design and construction consultation for several landslide repair projects on roadways.
Rick has worked on many public infrastructure projects consisting of water and sewer conveyance systems, storage tanks, and facility structures. He has also been a valuable team member providing code review for local jurisdictions and helping several municipalities update their critical area code. Rick has worked with a team to produce two high-profile environmental impact statements.
Education
- MS, Civil Engineering, Brigham Young University, 1990
- BS, Civil Engineering, Brigham Young University, 1989
Registrations
- Washington State Professional Engineer 30530
- Oregon Professional Engineer 87164PE
- Idaho Professional Engineer 15315
- California Professional Engineer C 49589
Vice President and Senior Principal Geotechnical Engineer
Jeff Raines, PE, GE
Vice President and Senior Principal Geotechnical Engineer
Contact Info:
Oakland Office
(510) 645-1850 Ext. 32
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Jeff Raines has more than 30 years of engineering experience in Civil, Geotechnical and Environmental Engineering. He is a registered geotechnical engineer in California and a registered civil engineer in California, Hawaii, Nevada, Oregon, and Washington. His main area of expertise is in geoenvironmental engineering.
Mr. Raines has worked on more than 50 Superfund sites, including all of the Department of Defense CERCLA sites in California except Edwards Air Force Base. He has also provided consulting services on dozens of Resource Conservation and Recovery Act (RCRA) corrective action sites. He has designed containment systems for ex-situ bioremediation cells and written work plans and operations plans for ex-situ bioremediation programs. He has overseen the design and construction of upland confined dredge-spoils disposal facilities constructed to Toxic Substance Control Act (TSCA) and Subtitle C standards. He prepared a feasibility study for a 2-mile-long dense nonaqueous phase liquid (DNAPL) plume in fractured bedrock. He provided a value-engineering study for a major TSCA landfill in Michigan that resulted in a complete redesign of the landfill – thereby allowing the landfill to get a permit to operate and providing the landfill owner with a large amount of additional airspace and a safer landfill. He wrote an expert report for a litigation support project that resulted in the federal government settling a claim in excess of $3 million dollars for $25,000 paid over three years. Mr. Raines is an expert in the statistical analysis of environmental data. He was a Hearing Officer for the Bay Area Air Quality Management District from 2004 through 2007.
Education
- Master of Science, Geotechnical Engineering, Stanford University, 1985
- Master of Science, Mechanical Engineering, Northeastern University, 1983
- Bachelor of Science, Civil Engineering, University of Connecticut, 1980
Registration
- Civil Engineer — California, Hawaii, Oregon, Nevada, Washington
- Geotechnical Engineer — California
- Professional Engineer — New Mexico
- Professional Engineer — Pennsylvania
Principal Hydrogeologist
I. Scott Renneisen, PG
Principal Hydrogeologist
Contact Info:
Conshohocken Office
(215) 297-3502 Ext. 44
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I. Scott Renneisen, P.G., joins Terraphase as Principal Hydrogeologist and brings over 30 years of experience in site characterization, groundwater remediation, and consulting for contaminated property clean-up and closure. Scott’s experience is wide-ranging: from hazardous and non-hazardous waste site investigations, contaminated groundwater investigations, groundwater resource evaluations, aquifer analyses, remediation, and PA Act 2/New Jersey site closure strategy development, to pre-acquisition environmental surveys, brownfields redevelopment, and groundwater modeling.
Scott’s hydrogeological work has spanned evaluations and assessments in a variety of geologic settings, including complex aquifer systems found within unconsolidated and fractured rock formations to the siting, installation, testing and permitting of drinking-water supply wells.
Scott has assisted industrial clients as the Principally Responsible Party (PRP) technical representative on Superfund Site committees. He specializes in navigating regulatory programs to pursue site closures aligned with client objectives. Scott has also participated in the development of technical strategies to support environmental lawsuits and is engaged to provide expert review and opinions in peer review and litigation projects for attorney clients involved with multi-party disputes.
Education
- Bachelor of Science Geology, Juniata College, Huntingdon, PA, 1983.
Registration
- Registered Professional Geologist No. 817 — Commonwealth of Pennsylvania
- Subsurface Evaluator, No. 0002372, New Jersey Department of Environmental Protection
- Hazardous Waste Site Manager/Supervisor (29 CFR 1910.120(e)(4))-6/11/01
Associate Scientist
Jennifer Repa, QISP, QSD
Associate Scientist
Contact Info:
Oakland Office
(510) 645-1850 Ext. 53
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Ms. Repa is an Associate Scientist with 6+ years experience in the environmental consulting field, with a focus on stormwater compliance, due diligence assessments, and construction oversight. Her expertise includes industrial and construction Stormwater Pollution Prevention Plan (SWPPP) development; stormwater compliance inspections, evaluations, and sampling; hydrologic site assessments; Phase I Environmental Site Assessments (ESAs); groundwater sampling, assessment, monitoring, and annual reporting; UST inspections; soil sampling; environmental oversight for construction projects; and long-term dust monitoring.
In her current role , Ms. Repa dedicates her time supporting public and private sector clients with Industrial General Permit (IGP) and Construction General Permit (CGP) stormwater compliance, while also developing and conducting IGP and CGP training for clients and staff. She is also highly experienced in preparing technical reports and plans in accordance with local and federal regulations and guidelines.
Education
- Master of Science, Environmental Science, Christopher Newport University, 2014
- Bachelor of Arts, Psychology, Saint Louis University, 2002
Registrations
- Qualified Industrial Stormwater Practitioner (QISP)
- Qualified SWPPP Practitioner (QSD)
Senior Principal Engineer
Charlie Robinson, PE
Senior Principal Engineer
Contact Info:
Irvine Office
(949) 377-2227 Ext. 94
Email
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Charlie Robinson has over 35 years of professional environmental experience as a regulator, engineer, and contractor. Combined with his experience in numerous development projects, this gives him the insight to organize complex remedial issues into solutions. Charlie has worked with many different clients to align business objectives with project objectives with the use of creative contractual incentives combined with financial and insurance tools to devise solutions to attain complex business needs while protecting health and the environment. Charles has directed or managed over 200 groundwater, surface water, and soil contamination projects, working in a director capacity with business representatives, legal counsel, insurance and bonding representatives, and regulators. He has been involved in numerous large due-diligence efforts, as well as supported contractual negotiations to manage and structure both short- and long-term environmental liabilities.
Education:
- Bachelor of Science in Civil Engineering, Lehigh University, 1979
Registrations:
- Professional Engineer, CA; General Engineering Contractor, Qualified SWPPP Developer
Vice President and Senior Principal Geologist
Andrew Romolo, PG
Vice President and Senior Principal Geologist
Contact Info:
Oakland Office
(510) 645-1850 Ext. 34
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Andrew Romolo has 17 years of experience in the engineering and environmental consulting industry. Mr. Romolo has assisted developer clients on work with local and state regulatory agencies to develop remedial investigations that support the assessment of property end-use alternatives. He has successfully negotiated with many environmental regulators including the US EPA, NYSDEC, California RWQCB, and California DTSC, and officials from many local municipalities. He has provided his project management skills to support various brownfield redevelopment projects in the San Francisco Bay Area. He has assisted in the development of site cleanup goals and objectives and worked with regulatory agencies to obtain approval of the cleanup goals and objectives.
He has assisted clients develop beneficial re-use options for environmentally impaired properties. Mr. Romolo has developed site characterization sampling plans that provide the data needed to assess re-use alternatives. Characterization activities include building materials surveys to assess costs associated with site demolition.
Mr. Romolo has managed soil gas investigations for various brownfield redevelopment projects and has successfully worked with the regulatory agencies to implement up to date procedures that take into account the most recent regulatory mandated procedures and guidance. Mr. Romolo has also provided support for sediment characterization and remediation projects in aquatic environments.
Additional project management experience includes environmental monitoring and remediation projects associated with a portfolio of gasoline stations located throughout the Hudson Valley in New York. In California, Mr. Romolo has managed the environmental activities associated with a surplus property portfolio for an electrical utility company. He has assisted clients with the development of beneficial re-use options for environmentally impaired properties.
Education
- Bachelor of Science, Geology, S.U.N.Y Albany, 1996
Registration
- Professional Geologist — California
Associate Geologist
Daren Roth has over 12 years of environmental consulting experience. His responsibilities have included the coordination, implementation, and management of environmental site investigation and remediation projects, construction oversight, emergency response, and lead, asbestos, and mold abatement. He has conducted work in a wide variety of challenging environments including an active power plant, chemical manufacturing facility, fuel terminals, the North Field of the Oakland Airport, and even narrow channels of the San Francisco Bay estuary only accessible by boat. Daren has been responsible for the implementation and management of a variety of remedial programs for VOCs, petroleum, and/or metals impacted soil and groundwater. His projects have involved direct interaction with various local, state, and federal regulatory agencies including Alameda County Environmental Health, RWQCB, DTSC, CDPH, Washington State DOH, and EPA.
Mr. Roth is currently the environmental health and safety manager at Terraphase and is responsible for the OSHA health and safety tracking and reporting, preparation and review of health and safety plans and JSAs, coordination of environmental and safety training, conducting respirator fit tests, and is a certified Smith driver system training instructor.
Education
- Bachelor of Science in Geology, University of California at Davis, 2004
Principal Hydrogeologist
Tracy Roth, PG
Principal Hydrogeologist
Contact Info:
Portsmouth Office
(215) 297-3502 Ext. 98
Email
vCard
Tracy Roth has a diverse background performing quantitative hydrogeologic evaluations for site characterization, remediation, geotechnical, and water resource projects. She specializes in the development and application of analytical and numerical modeling techniques to quantify groundwater flow and solute fate and transport.
Ms. Roth has used her modeling expertise to design and optimize groundwater extraction systems for remediation, water supply, and contaminated site redevelopment. She has developed and calibrated models in complex hydrogeologic settings to compare the effectiveness of remedial alternatives, including permeable reactive barriers, funnel and gate barrier systems, thermal treatment of contaminated soils, and monitored natural attenuation. She has used her quantitative analysis skills to conduct sea level rise vulnerability assessments at coastal landfills, remediation sites, and for municipalities.
She has assessed the fate and transport of hydrocarbons, MTBE, and chlorinated solvents with a variety of analytical and numerical techniques in support of risk-based corrective action. She is experienced with using models in litigation support for toxic tort and cost allocation cases and has served as an expert witness at a chlorinated site.
Ms. Roth has co-authored two peer-reviewed journal articles and many proceedings papers. She serves on the board for the AEHS Foundation annual east coast conference.
Education
- MS, Hydrology, New Mexico Institute of Mining and Technology, Socorro, 1996
- BS, Geology, Northeastern University, Boston, 1993
Registration
- California Professional Geologist 7703
Principal Geologist
Nick Scala, PG, LSRP
Principal Geologist
Contact Info:
Princeton Office
(609) 236-8171 Ext.92
Email
vCard
Nick Scala, P.G., is a Senior Associate Geologist in Terraphase Engineering’s Princeton, New Jersey office, with over 20 years of experience in the investigation and remediation of chemical constituents in soil and groundwater. Nick has extensive regulatory experience representing clients in New Jersey and Pennsylvania. He has developed and directed the implementation of numerous soil, groundwater, sediment and surface water sampling under Federal, State, and voluntary regulatory compliance initiatives with a focus on site closure strategies. He has also provided litigation support and technical assistance to counsel on a variety of private-party cost recovery and insurance coverage matters related to the liability for and timing of contamination and costs for the required response actions. Additionally, has managed environmental due diligence assignments of single-site transactions and multiple-site portfolios involving a range of commercial, light manufacturing and heavy industrial activities, and quantified potential future costs for the identified environmental liabilities.
Nick’s relevant environmental experience includes the management of RCRA and Superfund Programs, hydrogeological investigations and assessments, site characterization and remedial design for industrial facilities, solid waste disposal sites, landfills and chemical/petroleum storage facilities, to assess the extent of soil and groundwater contamination, assess the migration of contaminants, and implement soil and groundwater remediation systems. In addition, Nick has managed human health and ecological risk assessments and implemented wetland remediation and restoration activities.
As a New Jersey Licensed Site Remediation Professional (LSRP), Nick is an experienced, environmental professional that is licensed by the State of New Jersey and hired by Responsible Parties to direct and oversee environmental investigations and remedial actions in New Jersey in accordance with applicable rules and regulations. LSRPs work with the Responsible Parties to achieve project milestones within defined Regulatory and Mandatory Timeframes. LSRPs have an obligation to protect public health and safety and the environment, as well as the ability to exercise professional judgment to efficiently move sites through the issuance of a final closure document, i.e., the Response Action Outcome (RAO).
Education
- Master of Science in Geology, Lehigh University, 2002
- Bachelor of Science in Geoscience, Lehigh University, 2000
Registration
- Professional Geologist — New York
- Licensed Site Remediation Professional – New Jersey
Senior Associate Engineer
Tomer Schetrit, PE
Senior Associate Engineer
Contact Info:
Oakland Office
(510) 645-1850 Ext. 50
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Tomer Schetrit has over 10 years of diverse consulting experience which includes managing complex projects with multiple consultants and stakeholders; program management; site strategy development; construction management; planning and design of water and wastewater infrastructure; site investigation and characterization, including groundwater, soil, and soil gas sampling and analyses; and regulatory communication and negotiations. Some of Mr. Schetrit’s most recent projects include managing design and execution of remediation for a 3-acre former oily water sump including removal of over 100,000 cubic yards of petroleum-impacted soil from a location directly adjacent to San Francisco Bay and acting as project manager for the lead in schools drinking water sampling program at over 500 schools served by the East Bay Municipal Utility District.
Mr. Schetrit has led projects aimed at scalable demonstration of innovative technologies and managed complex projects with multiple players and objectives. He has overseen design and installation of wastewater treatment system for industrial sites, addressing a variety of contaminants and working with multiple agencies and stakeholders.
As an environmental engineer, Mr. Schetrit has produced plans and specifications for practical solutions on a wide array of public projects, including municipal distribution systems, potable water treatment systems, wastewater treatment systems, stormwater treatment, and infrastructure. He has evaluated water supply sources and water quality needs for clients ranging from potable water use, agricultural, and industrial use. He has prepared Report of Waste Discharge documentation to obtain individual NPDES permits for clients and has prepared Notice of Intent packages for industrial treatment systems to comply with sanitary sewer discharge requirements.
Mr. Schetrit has worked with the Department of Toxic Substances Control, Regional Water Quality Control Boards, California Department of Fish and Wildlife, San Francisco Bay Conservation and Development Commission, and other local agencies.
Education
- Master of Engineering Science in Civil & Environmental Engineering, University of California at Davis, 2010
- Bachelor of Science in Soil and Water Science, Hebrew University Jerusalem, 2005
Registration
- Professional Engineer — California
Associate Geotechnical Engineer
Joe Schmidt has over 10 years of geotechnical engineering experience on projects located throughout the Pacific Northwest. His project experience includes work on a variety of municipal, petrochemical, public works, commercial, industrial, and residential projects. Joe has also served as a construction phase special inspector; his construction phase experience enables him to provide efficient and value driven geotechnical design and recommendations to his projects.
Joe’s technical expertise includes design of shallow and deep foundation systems, modular block retaining wall design, pavement design, assessment of stormwater infiltration feasibility, and slope stability evaluations. He has extensive experience developing, implementing, and overseeing subsurface investigation and laboratory testing programs that support his designs and recommendations.
As an Associate Geotechnical Engineer with Terraphase, prepares and provides peer review on geotechnical engineering reports for a wide range of projects and clients. His responsibilities include providing design and recommendations to be included in geotechnical engineering reports, providing peer reviews of reports, assisting current earthwork projects by providing construction phase consultation and value engineering, and addressing municipal and peer review comments on submitted reports.
Education
- BS, Civil Engineering, Washington State University, 2007
Registration
- Washington Licensed Professional Engineer (#55631)
Principal Geologist
Melissa C. Schuetz, PG
Principal Geologist
Contact Info:
Irvine Office
(949) 377-2227 Ext. 96
Email
vCard
Melissa Schuetz is a registered professional geologist with 30 years of experience working on a wide variety of projects. Melissa has a strong technical background and project management skills that enable her to provide clients streamlined and cost-effective solutions to a variety of environmental problems. Her experience includes designing hydrogeologic investigations; managing and designing large‐scale, multifaceted investigation projects or programs; managing and conducting environmental due diligence projects; and providing litigation support services.
Melissa’s projects have included operating industrial facilities, such as steel manufacturing and chemical production facilities, as well as the fast-paced characterization for the redevelopment of former industrial properties to residential and retail use. Melissa has worked with various regulatory agencies, including the Regional Water Quality Control Board, Department of Toxic Substances Control, and the United States Environmental Protection Agency to provide clients with cost-effective solutions to bring a project to successful closure.
Education:
- Bachelor of Science in Geology, Pomona College
Registrations:
- Professional Geologist: California
- Qualified SWPPP Developer
Vice President and Senior Principal Engineer
Nader Sherif
Vice President and Senior Principal Engineer
Contact Info:
Oakland Office
(510) 645-1850 Ext. 36
Email
vCard
Nader Sherif has over 15 years of environmental consulting experience. Mr. Sherif has extensive experience in environmental investigations and remediation. He has designed, implemented, and managed a variety of multimillion-dollar remediation projects throughout the San Francisco Bay Area and Southern California. He has worked on the design and implementation of technologies to enhance in-situ biodegradation of petroleum hydrocarbons and enhanced reductive dechlorination of chlorinated compounds using a variety of carbon substrates. Mr. Sherif has expertise in the evaluation of potential vapor intrusion risk, including indoor air and soil-vapor sampling, indoor-air risk modeling, and mitigation and remediation measures. He has experience with the design, pilot testing, installation, and operation of soil-vapor extraction (SVE), air/ozone-sparging, and groundwater extraction and treatment systems. Mr. Sherif has worked with environmental regulators including the USEPA, Regional Water Quality Control Boards, the Department of Toxic Substances Control, and many local municipalities and regulators.
Mr. Sherif has successfully managed projects involving the coordination of a team of personnel and subcontractors on a time-and-materials, lump-sum, and guaranteed fixed-price basis. He has developed and implemented cost-effective solutions for petroleum and solvent-impacted sites, small underground storage tank (UST) facilities, and Superfund sites, while maintaining excellent client and regulatory relations, developing and tracking project budgets, and negotiating terms and conditions in contracts.
Education
- Master of Science in Environmental Engineering, Oklahoma State University, 2001
- Bachelor of Science in Biology, Oklahoma State University, 1997
Principal Geologist
Clare Steedman, PG
Principal Geologist
Contact Info:
Newport Beach Office
(949) 377-2227 Ext. 89
Email
vCard
Clare Steedman has 10 years of environmental consulting experience in site characterization, remedial design and implementation, and regulatory interactions. Her experience encompasses characterization of potential impacts to soil, groundwater, soil gas, and indoor air as well as remediation of a wide variety of contaminants, including chlorinated solvents, petroleum hydrocarbons, and metals. She has provided project management and technical leadership for commercial and industrial project sites throughout California. In addition, Ms. Steedman has several brownfield redevelopments for residential use.
Ms. Steedman’s diverse experience includes assessing the fate and transport of metals at a wastewater recycling facility, assessing the suitability of former industrial and agricultural properties for residential redevelopment, and overseeing and supporting multiple phases of site demolition, remediation, and construction activities. Ms. Steedman has also directed investigations of soil, groundwater, soil vapor, and indoor air impacts due to TCE, PCE, and 1,4-dioxane releases at commercial and industrial sites. Ms. Steedman regularly interacts with local, state, and federal regulatory agencies and property owners to achieve consensus on the appropriate investigation and remedial actions.
Ms. Steedman’s remediation experience includes designing groundwater treatment using in situ enhanced bioremediation, designing and implementing remediation using injection of oxidants for destruction of chlorinated VOCs and 1,4-dioxane, and implementing remediation of chlorinated solvents using soil-vapor extraction.
Education
- Master of Science in Geological Sciences, University of Southern California, 2007
- Bachelor of Science in Geological Sciences, University of Washington, 2002
Registration
- Professional Geologist — California
Associate Geologist
Kari Thomas, LG, RG
Associate Geologist
Contact Info:
Tacoma Office
(253) 475 7711 Ext. 116
Email
vCard
Kari Thomas is a geologist with expertise in industrial hygiene, regulated materials, and the geotechnical and environmental engineering fields. She has conducted numerous environmental investigations and remediation work at hundreds of sites throughout the Pacific Northwest.
Ms. Thomas is a seasoned field-team leader and has routinely served as the site safety officer. Her work experience includes soil and groundwater sampling, Phase I and Phase II Environmental Site Assessments (ESAs), geotechnical and environmental drilling, monitoring well installation and sampling, underground storage tank (UST) removal oversight, and construction quality assurance. Ms. Thomas also has an extensive background in asbestos and hazardous material building surveys, hazardous materials abatement oversight, and indoor air quality and mold assessments. Kari is adept in the preparation of QAPP/SAP documents and is experienced in completing Phase I and II projects that include sampling and analysis for Federally-funded projects.
Education
- BS Geosciences, Pacific Lutheran University, 2006
Registrations
- Washington Licensed Geologist 3191
- Oregon Licensed Geologist G2584
Associate Scientist
Ryan Thompson is an Associate Scientist with over 13 years of experience in environmental due diligence site assessments, subsurface investigations, remedial actions, and regulatory compliance assessments at various industrial, commercial, and residential properties located throughout the United States. Mr. Thompson has performed over 250 Phase I Environmental Site Assessments, numerous expert reports for clients with liability at Superfund sites, potentially responsible party (PRP) searches for allocation purposes, and historical investigation work products for a variety of projects. Mr. Thompson also has experience working for a variety of legal support, property redevelopment, property divestment, and asset acquisition projects.
In his current position, Ryan performs and manages site assessments, investigations, and due diligence practices in the Southern California area, and performs site assessments and investigations throughout the west coast.
Education
- Bachelor of Science in Chemistry, University of Washington, 2006
- Bachelor of Arts in Environmental Resource Studies, University of Washington, 2006
Vice President of East Coast Operations and Senior Principal Geologist
Christopher Voci, PG
Vice President of East Coast Operations and Senior Principal Geologist
Contact Info:
Philadelphia Area Office
(215) 297-3502 Ext. 69
Email
vCard
Christopher Voci, P.G., is a Principal Geologist in Terraphase Engineering’s Philadelphia, Pennsylvania office, with over 23 years of experience in site investigation, remediation and environmental due diligence. Mr. Voci designs, manages and implements environmental restoration programs under Federal, State, and voluntary regulatory compliance initiatives with a focus on site closure strategies. Mr. Voci directs projects ranging from site investigation and remediation, litigation support to unconventional gas development site work. He develops creative solutions to hydrogeologic characterization and remediation challenges, specializing in the application of innovative remediation technologies. He leverages his career experience to develop and perform due diligence programs for attorneys and investors on capital asset and transactional projects.
Mr. Voci’s relevant environmental experience includes the management of national environmental contracts, management of Superfund Programs, cost allocation expertise, landfill evaluation, hydrogeological investigations and assessments, site characterization and remedial design for industrial facilities, railroad properties, solid waste disposal sites, municipal landfills and chemical/petroleum storage facilities, including Federal (CERCLA, RCRA) and State programs, to assess the extent of soil and groundwater contamination, assess the migration of contaminants, and design soil and groundwater remediation systems.
Mr. Voci is involved with environmental litigation and mediation projects in the capacity of technical group leader. He has developed successful strategies to support cost allocation and liability defense matters. His client advocacy for legal, industrial manufacturing and investment clients is nationally recognized.
Education
- Master of Arts in Physical Science/Geology, West Chester University, 1996
- Bachelor of Arts in Geo/Environmental Studies, Shippensburg University of Pennsylvania, 1991
Registration
- Professional Geologist — Pennsylvania
- Registered Professional Geologist — South Carolina
- Professional Geologist — Kentucky
- Professional Geologist — Virginia
- Professional Geologist — Illinois
- Professional Geologist — Kansas
Associate Hydrologist
David Westhoff, PE, PG
Associate Hydrologist
Contact Info:
Reno Office
(775) 234-2459 Ext. 86
Email
vCard
David Westhoff is an Associate Hydrologist in Terrapahse’s Reno office. David has been working on surface water and floodplain management projects in Nevada’s Truckee Meadows for more than 20 years. He has completed FEMA Conditional Letters of Map Revision (CLOMR) and Letters of Map Revision (LOMR) projects for some of the larger developments in the area. David has also prepared hydrology studies and master plans for developments of all sizes and completed various projects for government agencies.
Experienced in the use of HEC-HMS, HEC-RAS, HY-8, Flowmaster, and Culvertmaster software programs on projects with varying terrains and land uses, David has been involved in sizing detention/retention basins, designing channels, sizing culverts, and designing spillways for dams as a project hydrologist and project manager. These project roles have provided David extensive experience interacting with clients, regulators, contractors, and other consultants to find optimal project solutions.
Registrations
- Nevada: Civil Engineer (017501)
- California: Geologist (4341)
Associate Geologist
Erica Whiting, LG
Associate Geologist
Contact Info:
Woodinville, Washington Office
(303) 903-3505
Email
vCard
Erica Whiting has over 18 years of environmental consulting experience in site investigation and remediation. Erica has worked on projects throughout the U.S. across several sectors, including chemical, manufacturing, mining, and oil & gas. Her project work focuses on site investigation and characterization, geochemical evaluations, water quality evaluations, conceptual site models, statistical assessments, active site remediation, implementing advanced data analytics solutions, and integrating digital project management tools.
Erica has extensive project management experience in Oregon and Washington. Her project management experience includes management of continuous active groundwater source control remediation, groundwater monitoring, site investigation and remediation, maintenance dredging, and independent soil and groundwater cleanup actions. Erica has a broad proficiency in integrating project management tools including Asana, JIRA, Microsoft Project, Trello, and Microsoft Planner to optimize workflows and scheduling, and track milestones.
Erica has specialized remediation technical skills in the following areas: active groundwater extraction and treatment systems management, monitored natural attenuation (MNA), and design and optimization of groundwater monitoring programs. Erica has provided technical support on natural source zone depletion for light nonaqueous phase liquids at petroleum impacted facilities, digital twin technologies, and point velocity probes. Erica has experience with implementing advanced data analytics solutions to active remediation systems to manage operational and compliance data.
Education
- BA, Geology, University of Colorado, Boulder, 2005
Registrations
- Washington Licensed Geologist 24032744
Principal Hydrogeologist
Max Wills, LHG, CWRE
Principal Hydrogeologist
Contact Info:
Woodinville Office
(253) 475 7711 Ext. 213
Email
vCard
Max has developed an extensive understanding of Washington State geology through his education and work experience. He manages environmental and hydrogeologic projects of varying size and complexity. Environmental projects range from due-diligence evaluations to large-scale remediation projects involving releases of petroleum hydrocarbons and related volatile organic compounds, chlorinated solvents, metals, and polychlorinated biphenyls. In addition to conventional remediation approaches, Max has used his broad understanding of Washington State cleanup law (Model Toxics Control Act) to obtain regulatory site closures through various means, including the use of engineering and institutional controls, long-term monitoring, and establishment of environmental covenants.
Max’s hydrogeologic work includes water well design and oversight of well construction projects, establishment and evaluation of groundwater monitoring networks, wellhead protection delineation, water rights, and other various compliance issues. He also has experience with both analytical and numerical modeling. In recent years, he has had the opportunity to conduct testing and advise clients on emerging issues related to per- and polyfluoroalkyl substances.
Max’s client base for both his environmental and hydrogeologic projects includes private individuals and developers, utilities, municipalities, military, and tribal entities. Max oversees and mentors younger staff and provides technical review of reports and proposals prepared by all levels of employees.
Education
- MS, Geology, Western Washington University, Bellingham, 1998
- BS, Geology, Central Washington University, Ellensburg, 1988
Registrations
- Washington Licensed Geologist 783
- Washington Licensed Hydrogeologist 783
- Washington Certified Water Rights Examiner 0038
Principal Scientist
Trent Wilson has over 20 years of experience in environmental consulting, specializing in compliance with the California Environmental Quality Act (CEQA) and the National Environmental Policy Act (NEPA), and providing environmental compliance and planning services to Tribes. Trent also has expertise in conducting environmental site assessments, including due diligence for site acquisition, and is a California Air Resources Board certified verifier under the Mandatory Greenhouse Gas Reporting Regulation and offset verifier under the Cap-and-Trade Regulation.
Trent has written, managed, and defended CEQA and NEPA documents for various private, municipal, federal, and Tribal clients. He routinely works with lead and federal agencies to determine defensible compliance pathways to complete the CEQA/NEPA processes. He has worked with municipalities to streamline the CEQA process, using the exemption pathways depicted within the CEQA Guidelines and has also helped local and federal agencies successfully defend controversial documents against legal challenge.
For a majority of his career, Trent has worked to support Tribal sovereignty through assisting with the land acquisition process for Tribes, writing resource management plans, and assisting in overall planning for environmental and land use considerations on Tribal lands. Trent also specializes in assisting Tribal environmental departments with implementing Environmental Protection Agency (General Assistance Program and Clean Water Act Sections 106 and 319 programs), Federal Emergency Management Agency, and Bureau of Indian Affairs Tribal environmental grant programs.
Education
- Environmental Toxicology, University of California at Davis, 1999
Registration
- GHG Verifier, Electrical Transactions – California Air Resources Board
- GHG Offset Verifier – California Air Resources Board
Associate Scientist
Travis Zandi has over 11 years of experience in writing environmental technical documents for projects in the Pacific Northwest. Travis is an expert in the ASTM International Standard Practice for Phase I Environmental Site Assessments process and serves in the capacity of an Environmental Professional, Technical Reviewer and Due Diligence Lead. He has contributed to Washington State Environmental Policy Act (SEPA) environmental review documents and written scores of workplans, reports and other technical documents. Mr. Zandi also contributes to litigation support programs and has experience in the CERCLA allocation process.
Travis has extensive research and investigative skills in data collection and excels in historical research and compiling historical reports. Travis also has extensive knowledge of the historical method and has studied numerous disciplines of historical study, including social, gender, and environmental history.
Education
- Master of Arts, Western Washington University
- Bachelor of Science, Pacific Lutheran University
Registration
- AHERA Building Inspector, (License No. 187435)
Vice President and Senior Principal Hydrogeologist
Peter Zawislanski, PG, CHG, LG
Vice President and Senior Principal Hydrogeologist
Peter Zawislanski has over 25 years of experience in site characterization, remediation, project management, and agency interaction. He has a broad background in contaminant hydrogeology, geochemistry, and soil science, and has provided technical expertise and program management for numerous environmental investigations and hazardous waste remediation projects.
Mr. Zawislanski has expertise in the characterization and remediation of sites affected by a wide range of contaminants, including chlorinated solvents, fuels, metals, and technologically enhanced naturally occurring radioactive materials (TENORM). He has applied his hydrogeological and geochemical expertise in the direction of many complex, multi-disciplinary projects, including RCRA and CERCLA investigations, remedial design, preparation of remedial investigation and feasibility study reports, corrective/remedial action plans, interim measure work plans, and corrective measures studies.
Mr. Zawislanski has designed and implemented soil and groundwater characterization and remediation projects throughout the US. His diverse remediation approaches have included: injection of oxidants or organic substrates for the destruction of organic contaminants, injection of reagents for the reduction and immobilization of metals, and soil stabilization and solidification technologies for arsenic, chromium, and other metals. Using his background in chemical analysis, he has designed and directed numerous bench-scale treatability studies and previously directed a treatability lab.
He is an expert in the field of permeable reactive barriers (PRBs). In addition to PRB design and implementation, he has served on the Interstate Technology Research Council’s Permeable Reactive Barrier Team in developing guidance for the training of the regulatory and technical community.
Mr. Zawislanski has provided litigation support services to a variety of industrial clients, including utilities, mining, petroleum, chemical manufacturing, agricultural, and real estate development. His work in this capacity has included preparing declarations, expert reports, remedial cost estimates, depositions, and other expert witness services.
Mr. Zawislanski has authored or co-authored twelve peer-reviewed journal articles, three book chapters, and many proceedings papers. He has served as peer reviewer for top-tier scientific journals and the CALFED program.
Education
- Master of Science, Geology, University of California, Berkeley, 1989
- Bachelor of Science in Geological Sciences, University of Illinois, Chicago, 1986
Registration
- Professional Geologist — California
- Certified Hydrogeologist — California
- Licensed Geologist — Washington