Geothermal.contractors

United Air Temp, Inc. operates from its Lorton, Virginia headquarters, serving the greater DC metro area with HVAC, geothermal, and plumbing services for residential and commercial customers. The company has provided heating, cooling, and plumbing solutions for over 90 years and offers 24/7 emergency response across Northern Virginia, Maryland, and the Washington DC region. Its geothermal division installs ground-source heat pump systems in both closed-loop and open-loop configurations, leveraging the earth's stable temperatures for year-round energy efficiency. NATE-certified technicians receive more than 40 hours of annual training and service all major HVAC brands. United Air Temp holds affiliations with the Plumbing Heating Cooling Contractors Association, Energy Star, and the Better Business Bureau, combining large-company resources with a local Northern Virginia presence. Verified active operator per https://www.unitedairtemp.com/ + https://www.unitedairtemp.com/geothermal (VA bundle audit 2026-06-02)