Geothermal.contractors

B&H Construction is an underground utility and geothermal drilling contractor headquartered in Norman, Oklahoma, operating since 1981. The company specializes in directional boring, trenching, horizontal boring, hydro-vac services, and geothermal drilling, installing vertical ground loops for residential and commercial ground-source heat pump systems. B&H serves customers across the Midwest and Southern states, with documented work in Tulsa, Oklahoma and Austin, Texas. The company holds Oklahoma OWRB certifications in Geothermal, Pumps, and Groundwater, and holds IGSHPA Benefactor Member status — a corporate-level membership category confirmed in the live IGSHPA directory. Additional services include fiber optic installation, natural gas transmission and distribution, CNG fill-station construction, and welding and testing. B&H Construction is accredited with the Better Business Bureau and is a long-established Oklahoma underground-infrastructure firm. Verified active operator per bhboring.com + igshpa.org IGSHPA member directory (OK bundle audit 2026-06-01)