Request A Service

Fill out the form below to receive assistance from our team .

  • Please enter your name.
  • This isn't a valid email address.
    Please enter your email address.
  • This isn't a valid phone number.
    Please enter your phone number.
    You entered an invalid number.
  • Please enter a message.
    Please select an option.
House with Tree

HVAC in Northern VA

Serving Great Falls, Reston, Loudoun County & Arlington County

Need HVAC 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.

  • I am extremely impressed by his knowledge of the product and technical training.

    “Very relieved to know that service will be professional.”

    Mary D

  • I can't say enough about the professionalism from Air Treatment Company.

    “From the first call, Air Treatment Company was unbelievably accommodating, working around my schedule limitations and being a military officer, there's often quite a few.”

    E P.

  • We have used Air Treatment before and are very impressed with their service.

    “Consistently excellent. Highly recommend!”

    Colgate S.

  • Absolutely top notch service provider.

    “These people are very professional and gave me the confidence to go with Carrier HVAC systems which I have been very happy about since the installation.”

    Adrian L.

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

Stay Updated

  • The Most Common HVAC Issues

    No matter what time of year it is, you’ll want your HVAC system to be working in the best shape possible to keep you and your family comfortable in ...

    View More
  • Easy Ways to Cool Down Your Home

    Now that the summer heat has made itself at home in Virginia, you're probably trying everything possible to keep cool. Whether that means leaving the ...

    View More
  • Taking Care of Your Indoor Air Quality

    We’re sure you’ve taken every measure to keep your family safe and healthy over the years. Teaching your kids about numerous safety precautions, ...

    View More
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