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About PSI

Precision Sampling, Inc. (PSI) specializes in environmental and geotechnical drilling, site characterization and in-situ remediation utilizing a wide range of drilling equipment and related technologies. PSI has operating locations in Stockton, CA, Colorado Springs, CO, Albuquerque, NM. and Texas.

PSI’s array of drilling services span from mainstream direct-push sampling and auger rigs to complex rock coring, sonic and mud-rotary rigs. Our rig fleet includes truck mounted and multiple all-terrain rig set-ups combined with small, large and limited access drilling platforms to ensure access to virtually any environment. PSI can vary the delivery of its services from a one man crew to a large scale drilling operation with multiple–crew capacity.