Ground Loop Heating and Air Conditioning has designed, installed, and serviced geothermal heating and cooling systems in the Darlington, Maryland area since 1989, building three decades of specialization in ground-source heat pump technology from residential new construction through commercial projects. Based at 1701 Whiteford Road in Darlington, the company is a third-generation family business and holds WaterFurnace GeoPRO Master Dealer status alongside IGSHPA-certified installer and geothermal inspector accreditations. Their technicians are trained as WaterFurnace Certified Ground Heat Exchanger Designers, Installers, and Service Technicians. Services span complete loop installation and well drilling, system commissioning, geo-radiant floor heating, geo domestic hot water integration, and variable refrigerant flow (VRF) configurations. Ground Loop services both WaterFurnace and other leading geothermal brands including ClimateMaster, Bosch, Hydron Module, and GeoStar. The company's vice president serves on the IGSHPA board of directors.
Verified active operator per https://www.groundloop.com/ + https://igshpa.org/directory/ground-loop-heating-and-air-conditioning/ (Bundle 4 audit 2026-05-28)
Family-owned geothermal specialist serving the Darlington and Baltimore area since 1989 with a 4.9 Google rating based on 236 customer reviews and same-day emergency service capability.
