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House with Tree

HVAC in Fairfax, VA

Serving Great Falls, Reston, Loudoun County & Arlington County

Need HVAC services in Northern VA? Give the Air Treatment Company a call! We're equipped to handle it all, big or small. For over half a century, our highly trained and skilled technicians have delivered premier heating, cooling, duct cleaning, and indoor air quality services to residences throughout Fairfax, McLean, Reston, Vienna, and the surrounding communities. It is our mission to make your household a more comfortable and safer environment, so that when you get home at night, you'll be able to kick back and relax without having to worry about it being too hot or too cold. That's just the Air Treatment Company way!

We take pride in the reputation that we have built over the years, and are considered to be a top-rated company in our industry. Our dedication is to providing fast and friendly service, as well as getting the job done right the first time. You can count on us to arrive on-time, and in time, to service your needs.

The Air Treatment Company Difference

At Air Treatment Company, we respond to all service calls in a prompt and courteous manner. When we arrive at your home, we come with the intention of leaving it in even better shape than when we came. Before any work has been started, we'll thoroughly assess the issues at hand and provide you with solutions best-tailored to your needs. We also offer upfront quotes so that you'll know what we're paying for prior to fulfilling your service call. Your satisfaction is our guarantee!

100% Satisfaction Guaranteed

Providing Top-Quality Heating, Cooling, and Indoor Air Quality Services Since 1958

Why Choose
Air Treatment Company?

  • Affordable Coupons & Specials Available.
  • Superior Workmanship at Competitive Rates.
  • We Provide Free, In-Person Service Estimates.
  • NATE Certified & Extensively Experienced Techs.
  • Customer Comfort & Satisfaction are Prioritized.
  • Carrier President's Award
  • Angie's List
  • Quality One
  • Tysons
  • BBB Accredited
  • NCI
  • RSES
  • NFPA
  • ASHRAE

Hear from Our
Happy Customers

  • The quality of the service is excellent, and the people are informed, polite and personable.

    “Their rates are quite reasonable.”

    Stuart L. K.

  • Their staff is consistently courteous and very professional.

    “They provide excellent value.”

    Ralph P.

  • They were very knowledgeable and courteous.

    “My experience with Air-Treatment is the best and I highly recommend them.”

    K.j.

  • Ben was the man of the day, and Air Treatment Company pulled it all together in a matter of hours!

    “I didn't think I could find a company who would come out on a late Friday afternoon, in a few hours notice....AND a company with an honest and fair reputation. Well, I was wrong!”

    Lyn L.

  • Mike was available on the same day and quickly resolved the situation.

    “He was very knowledgeable and was able to explain the situation to us clearly.”

    Stephen B.

Our Location

Proudly Serving Fairfax County & Surrounding Areas

703.270.0881

518 Mill Street NE
Vienna, VA 22180
Map & Directions [+]

Request Service Emergency Services Available

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Ceiling Lamp Top Notch Service Everytime

Choose Air Treatment Company for your heating, cooling, duct cleaning, and indoor air quality needs today! We're dedicated to servicing all your indoor comfort needs. We'll have your home feeling right every time you walk through the door.

Get Comfortable