Professional utility locating & concrete scanning & imaging with 99.8% accuracy for NorCal and Northstate area builders, developers & contractors to help you plan, build, and manage better.

Our Northern California Team serves all 164 cities in NorCal, from the Bay Area/North Coast to Sacramento, to Shasta and everywhere in between – and we can usually be on site in 24-48 hours.

GPRS is the only company in NorCal that guarantees our GPR concrete scans with the Green Box Guarantee: if we mark a green box labeled “CLEAR” on your slab and you strike something within it, we’ll cover the material repair cost – guaranteed.

Ground Penetrating Radar technology helps us provide you with accurate the subsurface utility maps & concrete clearances you need to help you end costly hits and keep your people safe.

Find out how GPRS helps Northern California Visualize The Built World® to plan, build, and manage better.

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