Geotechnical Professionals Inc. (GPI) is a full-service geotechnical consulting and testing firm offering services for commercial developments, institutional projects, and public work projects. GPI was founded in 1989, and since then has provided geotechnical services for over 2,000 projects, including some of the largest commercial developments and public works projects in Southern California. The firm has experienced steady but controlled growth, based on repeat business or referrals from satisfied clients. A key factor in the high degree of client satisfaction is the hands-on involvement of experienced Principals or Associates of the firm in day to day project activities. All projects are managed by a Principal or Associate of the firm, each with over 25 years of broad experience in geotechnical consulting practice. Office: (714) 220-2211 5736 Corporate Avenue, Cypress CA 90630