Belair Engineering and Service Company, Inc.

Belair Engineering and Service Company serves Prince George's County from its Upper Marlboro storefront, a second-generation, woman owned and managed business operating since 1962. Heating work covers furnace repair, replacement and maintenance, boiler service, heat pump service and installation, and gas fireplaces; cooling covers AC repair, replacement, installation and ductless systems. It also does plumbing, generators and air quality equipment such as whole house humidifiers and air purifiers. Licensed technicians work on all brands. Maintenance plans, financing options and 24-hour emergency service are offered, and work is guaranteed. Rated 4.9 from 1507 Google reviews, 1411 of them five stars. The storefront at 15881 Commerce Court is open Monday to Friday from 7:30 to 4:30 and Saturday from 7:30 to 3:00, and the emergency line runs every day. Service also reaches Bowie, Crofton, Davidsonville and Annapolis.