GEI at a Glance

GEI at a Glance


The Company

Geotechnical Engineering, Inc. (GEI) was established in 1979;
providing geotechnical engineering, and geologic investigation services


GEI is experienced in performing residential, commercial and industrial projects ranging in size from additions to new homes to high rises buildings in San Francisco such as Moscone Parking Structure, the Milpitas City Hall; Police and Library and Fire Station Building in Fremont. To date, GEI has successfully performed over 5,000 geotechnical engineering and geologic investigation throughout the greater San Francisco Bay Area.

Service Areas

GEI has completed geotechnical geologic studies for large residential, industrial and commercial developments throughout the greater bay area including developments in Alameda County, Contra Costa County, Marin County, San Mateo County, Santa Clara County and City and County of San Francisco.

Secret to Growth and Success

The growth and success of GEI can be directly attributed to GEI dedication to three core values:

      • Pristine quality of engineering consulting and design,
      • Scope of services that are tailored to the needs of the project, and
      • Great attention to detail.

Satisfied Clients

We have worked hard year after year to maintain our tradition of quality that literally thousand of faithful GEI clients have come to expect.


Our philosophy is quite simple:

      • Be absolutely persistent in all aspects regarding quality.
      • Prepare the best engineering report tailored to the needs of the project.
      • Perform and document field testing and inspection with utmost care to ensure proper construction.


Taghi Manbeian, PhD
University of California, Berkeley
Registered civil engineer
35 years experience in Geotechnical Engineering from proposal preparation to preparation of final engineering report.

Alan S. Boris,
Civil EngineerUniversity of California, Los Angeles (UCLA)
Registered civil and geotechnical engineer
45 years in wide variety of on-shore and off-shore projects.

Michael N. Clark,
Certified Engineering Geologist, Certified Hydrogeologist, and Professional GeologistUniversity of California, Santa Barbara, California.


Address  38750 Paseo Padre Parkway, Suite B1, Fremont, CA 94536,
Phone No. 510-791-0100, Fax No. 510-791-1705 and Email Address: