YOUR #1 INDOOR COMFORT SPECIALISTS PROVIDING A CURE FOR DISCOMFORT

HVAC Service Areas

The Best in Heating & Cooling Across Northern Virginia

For over 58 years, Air Treatment Company has provided top quality heating, cooling, duct cleaning, and indoor air quality services to homes in the Northern Virginia area. We deliver professional HVAC services and are some of the best in the business. We service all makes and models of heaters, air conditioners, and hot water heaters, operating in several towns in Fairfax and Loudoun Counties.

Call us today at (703) 270-0881 get started on your heating & cooling project!

Our technicians are ready to help you repair, maintain, or install the heating and cooling system in your home. You’ll get friendly, professional service, no matter your location.

Click on any location to learn more about our work in your neighborhood:

    We look forward to providing you with HVAC services in your neighborhood soon!

    Contact Air Treatment Company at (703) 270-0881 today.

    • Carrier President's Award
    • Angie's List
    • Quality One
    • Tysons
    • BBB Accredited
    • NCI
    • RSES
    • NFPA
    • ASHRAE

    100% Satisfaction Is Our Guarantee!

    Hear What Our Customers Have to Say
    • “Air Treatment Company should be every home owner's HVAC company!”

      Christin K.

    • “This was probably my best experience with a HVAC contractor to date.”

      Nityanand R.

    • “The Air Treatment Company technician was thorough and knowledgeable.”

      Clair A.

    • “ The ATC team, never missed a beat - from making sure we got warranty credit to installing the system the day the spares arrived. Thank you all!”

      Adam S.

    • “They have kept me in great shape and are dependable and reliable.”

      Bud L.

    • “The nicest most knowledgeable technicians!”

      Jhinuk H.

    • “Provides quick and expert service, and is timely.”

      Connie K.

    • “I highly recommend him and his company for top-notch service.”

      Cookie L.

    • “Extremely happy with the service provided, and to have the A/C back up and running quickly.”

      Gary k.

    • “There is something to be said for regular servicing by qualified technicians, and then being updated on the work performed as well as the condition of the equipment.”

      Bill P.

    • “Great service, great staff, great work.”

      LCVienna

    • “Technician was courteous and professional”

      Tim K.

    • “Have always been pleased with the level of service, professionalism, technical knowledge and friendliness displayed by the service personnel.”

      BK

    • “I'm very please with the ease of getting a same day appointment, on time service, and professionalism.”

      Carlos M.

    • “Glad to have these guys watching our unit to make sure it's working in peak order. 2 thumbs up.”

      Zenon S.

    Comfort You Can Count On

    • Stellar Workmanship at Affordable Prices

    • Free & Detailed
      In-Person Estimates

    • Highly Trained & NATE Certified Technicians

    • Full-Service Heating & Cooling Company

    Schedule a Service

    We'll Get the Place Feeling Just Right!
    • Please enter your name.
    • This isn't a valid phone number.
    • Please enter your email address.
      This isn't a valid email address.
    • Please make a selection.
    • Please enter a message.