Our office will be closed July 3rd & 4th in observance of Independence Day. Emergency services are available 24/7.<brall our main number and select 'Emergency Service' to reach an on-call technician.
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Northside Air Conditioning Northside Air Conditioning
24/7 Heating & Cooling Service in North Texas 972-996-6511
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Keeping North Texas Comfortable!

We take pride in offering comprehensive heating, cooling, and air quality solutions for both residential and commercial properties.

Committed to Excellence In All We Do

Fill out the form below or call us at 972-996-6511 today to get started. We're available whenever you need us!

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Lewisville HVAC Contractor

Superior Indoor Air Quality, Heating & AC Installation, Replacement & Repair in Frisco, Little Elm & Flower Mound

Have a broken heater or AC? Call Northside Air Conditioning for quick and efficient HVAC service in Lewisville, TX. We have immersed ourselves in every facet of the industry, cultivating a comprehensive understanding that significantly enhances the value we bring to our customers. With collective experience spanning over a century and marking our 20th year in business, Northside Air Conditioning was established to address a distinctive gap in the market.

Some heating and cooling companies employ fear tactics or impulse selling methods to push customers into purchasing services they don’t need—we take a different approach. Our team of trusted Lewisville HVAC technicians is more focused on building and maintaining honest relationships.

When you need Lewisville or Denton HVAC services, give us a call for quick service today!

Check Out Our Maintenance Plan Join our Maintenance Advantage Program & receive comfortable benefits all year long!

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Reviews and Testimonials

See What Our Customers Are Saying
    “Tim did a great job”
    Thoroughly explained everything about our systems and was very easy to work with!
    - Mary R.
    “Above & Beyond”
    Excellence deserves recognition and reward. The team of employees sent to install my HVAC unit no doubt are a product of your leadership skills! Well Done to Tony R., Jamar, Jason & Tamarus. This experience was more rewarding than buying a new car! All my referrals will go to Northside AC! Thank you Tony H. for selling the anti-sales lady! You'll go far! Today I'm living the dream with my Accu-filter!
    - Alischa
    “Highly recommend their services!”
    Frank and Jose did an amazing job on our new AC installment. They were super informative with all that would be done and got it all done in a timely manner. Thanks for helping us be prepared for those hot summer months ahead Guys!
    - Melissa A.
    “Another great job”
    Great job two years now! Very good at explaining the mechanics of how everything works.
    - Nancy
    “Josh was very helpful!”
    He even helped fix a decoration within the classroom that I couldn't reach. He was super friendly and even answered some students questions as he worked.
    - Carlos H.
    “Al was amazing!!”
    He was very nice and professional, he took pictures to show us what was wrong with our AC and thoroughly explained everything. Make sure to ask for Al! He was very nice and helpful!
    - Breanna R.
    “Kameron was super helpful and quick with his maintenance!”
    He was super informative and got maintenance done quickly.
    - Anna
    “Price was Fair”
    “An excellent job!”
    - Tara T.

Why Are We the Right Team for the Job?

  • Financing Options Available
    Financing Options Available. With Approved Credit. Ask For Details.
  • 5-10 Year Parts & Labor Warranties on New Equipment
  • Over 20+ Years in Business
  • 100+ Years of Combined Experience
  • 24-Hour Emergency Repairs
  • Lifetime Warranty on All Installations

Denton HVAC Company Rated A+ by the Better Business Bureau

At Northside Air Conditioning, we take pride in establishing the standard for exceptional HVAC services in Denton. Whether you require heat pump repairs, air conditioning installations, or routine maintenance programs, our team is equipped to meet all your heating and cooling needs. As a distinguished Customer Care Dealer, we offer top-of-the-line equipment to ensure year-long comfort in your home. Looking for financing options? We've got you covered!

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Proudly Servicing All Brands of Equipment!

  • Carrier
  • York
  • Trane
  • American Standard
  • Lennox
  • Goodman
  • Coleman
  • Samsung HVAC

Emergency Services Available

Lewisville and Denton HVAC Services Available All Hours of the Day

Our team of HVAC technicians in Lewisville is available 24 hours a day, 7 days a week for emergency repairs. It’s impossible to diagnose all HVAC issues on the surface, which is why we’ll look deep into the issues of your system when you call us for a free in-person consultation. We maintain consistent high levels of performance and promptly address our customers’ concerns, resulting in 100% satisfaction time and time again!