About Donmar Heating, Cooling & Plumbing

Donmar Heating, Cooling & Plumbing is a well-established HVAC service provider with over 25 years of experience in northern Virginia and Maryland. They offer a range of services, including heating, cooling, AC repair, and furnace repair, with a focus on providing excellent customer service and ensuring their clients' comfort. Customers have consistently praised the company's professionalism, quality of work, and friendly service, making it a reliable choice for HVAC maintenance and installation.

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Reviews for Donmar Heating, Cooling & Plumbing

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May 2026
2026-05-17: Just had to take a moment to share my experience with Donmar Heating, Cooling & Plumbing. From an HVAC service visit, cracks in the heating exchanger were discovered. Because of inflexibility with additional needed services involving the water heater and sump pump, I began obtaining price quotes from other services. Michael W. quickly came out, listened to and addressed ALL of my concerns, assessed the physical situation, and provided a very reasonable quote of proposed services. Michael W. was instrumental in establishing a RELATIONSHIP where trust, integrity, and honesty reside as the foundation. Financing was easy and reasonable. Donmar's customer...read full review
Jul 2024
Our Thermostat shut off late on a Friday during a July heatwave. Via text, the technician was able to suggest what the problem might be and we got it working within an hour. We had a house full of people, so I can’t tell you how grateful I am.
Apr 2024
We have positive working relationship with Donmar heating and cooling . They were punctual and detail oriented professionals, answered all questions timely and installed the system within 4 days from signing the contract: all our future HVAC needs, Donmar is our company. Job well done thanks to Michael and his team for equipment pricing and installation.