HVAC, plumbing, and electrical contractors across Fairfax, Arlington, Alexandria, Loudoun, Prince William, and Fauquier. Open a trade, county, or city.
As of October 5, 2026, Virginia DPOR lists 2,149 licensed HVAC, plumbing, gas fitting, and electrical contractors based in Northern Virginia.
HVAC905
Plumbing757
Gas Fitting366
Electrical964
Counts follow each firm's address of record with Virginia DPOR. Many work well beyond it. Every service page ranks them with one published formula. Sponsored never changes rank.