Our Company	Services	Experience	Professional Staff	Contact Us	Links

We are a small, specialized consulting firm that focus on your needs and budget. We are located in Napa Valley, California. We provide geologic hazard evaluations and investigations, as well as forensic and  construction related services.

GGI, Inc. provides services to the greater San Francisco Bay Area as well as communities in the North Bay. We offer a wide array of engineering geological services, support for geotechnical investigations, and forensic studies.

At GGI, Inc we have over 25 years of experience in assisting private clients as well as public entities in geologic hazard investigations, Alquist-Priolo earthquake fault studies, slope stability and hydro-geologic investigations and evaluations.

Dr. Lou Gilpin, owner and principal geologist of GGI, Inc. is professional geologist and certified engineering geologist in the state of California.  Staff consists of project and senior level geologists with extensive experience in Bay Area geological investigations.

GGI, Inc. is located at 3228 Silverado Trail N St. Helena, California 94574.  We may be reached via phone or email. phone: 707-681-5134

For general use we have provided links that we often use to several agencies, associations, and academic institutions involved in the field of earth sciences and geologic hazard research.

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