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The main office is conveniently located in Orange, California and serves as corporate headquarters. It houses our laboratory, administrative and management personnel, as well as our research and analytical staff. We also maintain regional offices in San Diego, Riverside, Morro Bay and San Francisco. We serve clients throughout the state with local expertise and fast turnaround times.

Corporate Headquarters 1518 W. Taft Avenue Orange, CA 92865(714) 974-8300 t (714) 974-8303 f
Inland Empire 425 W. La Cadena Drive, #11-12 Riverside, CA 92501 Toll Free (888) 333-3212
Central Coast 775 Pacific Street Morro Bay, CA 93442 Toll Free (888) 333-3212
San Diego County 4343 Morena Blvd., # 4 San Diego, CA 92117 Toll Free (888) 333-3212

For proposals or teaming inquiries, please contact our marketing department at marketing@cogstone.