Virginia & Maryland Heating & Air Conditioning
Make the Call for Comfort Your One-Stop Shop for Everything HVAC - In Alexandria, VA!

Alexandria, VA Heating & Air Conditioner Services

Helping Ensure a Properly Functioning System Throughout the Year

It can be extremely aggravating to have issues with your air conditioner or furnace anytime of the year. At Donmar Company, we understand this and offer a wide range of HVAC services to customers in Alexandria, VA. These services include everything from emergency repair to new installation to annual maintenance packages designed to keep your system running properly throughout the year.

Flexible Hours to Meet Your Needs

Our heating and air technicians are always ready to step in and fix any issue during the day and night. While our standard business hours are 9 to 5, we extend our service hours to 7 am to 10 pm all 7 days, to accommodate your maintenance needs. There are no charges when you call us on weekends and late evenings.

NATE Certified Professionals for Assistance

We know that it is essential to have quality technicians assisting you. That is one of the reasons that we only employ NATE-certified professionals. This certification is one of the top HVAC accreditations and is only awarded to those who have undergone extensive and stringent practice and training.

Additionally, our Alexandria HVAC technicians undergo quality training and attend relevant workshops, as development is a constant activity. Staying up-to-date on the necessary technological advancements regarding the maintenance of equipment assures quality services. When you choose us, rest assured that you will be receiving an expert team with years of experience, training, and testing!

Comprehensive Care for Your HVAC System

We recommend that you call us when your heating system in the Alexandria, VA area shuts down or if you are having compressor issues with your air conditioning system. We offer a comprehensive checklist of the services that are implemented when we service your unit in the spring and in the fall.

Our technicians will cover the following in your home:

  • Check and service the thermostat to ensure the temperature is maintained accurately.
  • Clean the blower, evaporator coils and filters
  • Complete the electrical circuits check and replace/tighten loose connections
  • Lubricate parts as needed for smooth functioning
  • Change air filters for better air flow and quality indoor air
  • Check the condenser duct for blockage and clear it, if needed
  • Check compressors for air conditioners and fuel levels for heating systems

Resolving Your Issues as Soon as Possible

If you are looking for cost-effective maintenance and service on heating and air conditioning systems in Alexandria, we are the place to turn to. Our team is available 24/7 for emergencies and will ensure that your issues are completely resolved as soon as possible.

Call us today in Virginia at 703.457.8676 or in Maryland at 301.250.1899 to request your HVAC service.

Don't Just Take Our Word for It!

See What Our Customers Have to Say About Our Service
  • “We've been pleased with the units, but its your employees that have made the real impression - they've been uniformly fantastic!”

    Kathleen
  • “I am thankful for Paul’s service and HIGHLY RECOMMEND Donmar Company to anyone with an HVAC issue!”

    K.J.
  • “It is so hard to find a trustworthy AC repair company and I think i have finally found it.”

    Rodrigo
  • “Your customer service is outstanding and everyone that I spoke to or met in person speaks to the nature of your company.”

    Kathy
  • “This company is very attentive to the customer and respond to their concerns quickly.”

    Natalie M.
  • “Really appreciate your crew. They answered all my questions and concerns, and the work appears to be impeccable!”

    Jeffrey N.
  • “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.
  • “Donmar Company defines customer service excellence to a higher level.”

    Scott H.

Creating Happy Customers Since 1990

Why We Are the #1 Trusted HVAC Company in Northern Virginia
  • Emergency HVAC Services 7 Days a Week

  • NATE Certified Technicians

  • Offering Free Estimates On Replacements

  • Flexible Financing Options

  • Quality Service With Honest Values

  • Affordable Service Management Agreements

  • Over 25 Years of HVAC Experience

  • We Are On Time, Every Time