American Geotechnical, founded in 1984 and headquartered in Yorba Linda, Calif., is one of the leading geotechnical consulting firms in the western United States. The company s services include foundation design and performance testing, feasibility studies, property reviews, geotechnical distress investigations, third-party project and plan reviews, and new construction observation and testing. It also provides slope stability and landslide evaluations, earthquake and fault studies, moisture intrusion and groundwater studies, forensic studies and foundation renovations, and ground movement and stability monitoring. American Geotechnical has state-of-the-art laboratory facilities in San Diego and Orange County offices in California. It is licensed as a testing agency by the Los Angeles Department of Building and Safety and by the American Association of State Highway and Transportation Officials.