HVAC, AC Installation & Repair in Sterling, VA
R.A. Dobson is based right here in Sterling — just off the Dulles Toll Road — and has kept local homes comfortable for over 50 years. From Sugarland Run, Countryside and Cascades to Lowes Island, Sterling Park and the Dulles corridor, our licensed technicians install, repair and maintain heating, cooling and plumbing, often the same day. Being local means we reach you fast when the AC quits.
Air Conditioners
Plumbing
Heat Pumps
Water Heaters
Furnaces
UV Lights
Humidifiers
Thermostats
Air Purifiers
Air Handlers
Sterling’s Local, Family-Owned HVAC & Plumbing Company
Because we are headquartered in Sterling, we know the area’s homes well — from the established communities built in the 1980s and 90s now needing full system replacements to newer builds due for their first upgrade. When an aging air conditioner or furnace is on its last leg, we help you weigh a smart repair against a properly sized, high-efficiency Carrier installation, with honest, upfront pricing and no pressure.
Neighborhoods we serve in Sterling: Sugarland Run, Countryside, Cascades, Lowes Island, Sterling Park, Great Falls Forest, Rolling Ridge and Forest Ridge, plus the communities along Route 7, the Dulles Toll Road and Algonkian Parkway.
Whether it is a new AC or heat pump installation, an emergency repair, a water heater, or a seasonal tune-up, R.A. Dobson delivers reliable work backed by our guarantee. As a Carrier Factory Authorized Dealer and your Sterling neighbor, we stand behind every job.
Request Your Free Sterling Estimate
Serving Sterling & All of Loudoun County
We have proudly served Sterling and Loudoun County for over 50 years. If your home needs heating, cooling or plumbing help, we would be honored to earn your trust and your five-star review.
📞 Call us today at (703) 481-3700 for a free Sterling estimate. Fast, honest, local service from a family-owned team that treats your home like our own.
Explore all our HVAC & plumbing services · See every community we serve on our Areas We Serve page.