New Terraphase Engineering office in West Sacramento: 3680 Industrial Blvd., Suite 600H West Sacramento, CA... Read More ›

Terraphase has been certified by the San Francisco Redevelopment Agency as a small business enterprise (SBE). Terraphase was previously certified as a small, local, emerging business (SLEB) by the County of Alameda,... Read More ›

California stormwater regulations have been undergoing a number of changes over the past few years. The new Construction General Permit (CGP) for the control of stormwater at construction sites, which governs stormwater... Read More ›

Terraphase Engineering Inc. was among the sponsors of the Treasure Island Homeless Development Initiative (TIHDI) Annual Fundraising Event, the Pavilion on Treasure Island, San Francisco, CA. The TIHDI is organized to provide... Read More ›

Terraphase Engineering Inc. was among the sponsors of the Annual Members Reception for the Environmental Law Section of The Bar Association of San Francisco (also known as Meet Your Environmental Regulators) at... Read More ›

Alan Gibbs, P.G., C.HG., has joined Terraphase as Principal Hydrogeologist and Vice President. Alan has over 30 years of environmental consulting experience and is a licensed geologist in California, Arizona, and Oregon.... Read More ›