HVAC Repair & Maintenance Services in Sterling, VA
28 Years of Providing Heating & Cooling Solutions Throughout Virginia & Maryland
At Donmar Heating, Cooling & Plumbing, as a full-service heating, ventilation, and air conditioning company in Sterling, we have all the systems you need to stay cool and comfortable throughout the year. We’re proud to be a Carrier Factory Authorized Dealer, which means we’re experts on one of the industry’s leading brands and know exactly how to make sure every system we install meets the manufacturer’s high standards.
Ever wonder how to set your thermostat for a multi-story home? Click below to find out!
Sterling, VA, HVAC Services Offered at Donmar Company
Our fully licensed and certified Sterling heater and air conditioner repair specialists have provided assistance to over 19,500 customers in Virginia and Maryland. Our residential HVAC customers benefit from our knowledge and experience to help heat and cool the places they spend the most time. Our Sterling, VA HVAC repair technicians also offer fast emergency services when you need it most.
Donmar Company can help you with any of the following:
Skilled Repairs for Your Heating, Plumbing & AC Needs in Sterling, VA
Even the best systems need ongoing maintenance to keep running at peak efficiency and our affordable annual service agreements are tailor-made for just that purpose. When your air conditioner shuts down or your furnace won’t start, our heating and air conditioning repair technicians in Sterling, VA, are ready to step in and fix the problem right away. We believe in keeping your options open, so we’ll clearly explain the costs and benefits of AC repair vs. replacement instead of pushing for one or the other.
Your customer service is outstanding and everyone that I spoke to or met in person speaks to the nature of your company.- Kathy
Donmar Company defines customer service excellence to a higher level.- Scott H.
Great company — replaced my furnace very efficiently and effectively.- Chris C.
They are honest and straightforward with their recommendations and always give us various options.- Samia K.
I am thankful for Paul’s service and HIGHLY RECOMMEND Donmar Company to anyone with an HVAC issue!- K.J.
Really appreciate your crew. They answered all my questions and concerns, and the work appears to be impeccable!- Jeffrey N.
This company is very attentive to the customer and respond to their concerns quickly.- Natalie M.
We've been pleased with the units, but its your employees that have made the real impression - they've been uniformly fantastic!- Kathleen