O'Terra Geotech Group, Inc. is a Geotechnical Engineering Company in Concord, CA

O'Terra Geotech Group, Inc. was founded in January 2003 as a full-service firm with expertise in geotechnical and materials engineering headquartered in Concord, CA.

Our professional team consists of licensed Geotechnical and Civil engineers and Engineering geologists, registered in the State of CA with decades of experience in geotechnical and materials engineering in the San Francisco Bay Area.

We are specialized in geotechnical consulting services for residential and commercial developments including:

We specialize in determining and finding a cost-effective way to design and build foundations for residential and multi-story commercial buildings and recommending solutions to resolve foundation distress problems. We specialize in landslide investigation and recommend cost-effective repair strategies. We also specialize in designing various types of retaining walls (on spread footing or drilled piers), geosynthetic reinforced embankment, below grade structures, and performing slope stability, seismic, and liquefaction analyses.

To learn more about all our geotechnical services, contact us today at O'Terra Geotech Group, Inc.. We look forward to working with you.

What Makes Us Proud
  • Licensed in Civil & Geotechnical Engineering
  • Over 30 Years of Experience
  • Providing Cost-Effective Solutions
Locations Served
  • Alameda, CA
  • Concord, CA
  • Contra Costa, CA
  • Marin, CA
  • Santa Clara, CA
  • Santa Cruz, CA
  • Solano, CA
  • Sonoma, CA