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Emergency Services are Available 24/7!

636.741.2010
or text us at 636.266.0216
  • We’re a Customer Service Company That Just Happens to do heating & cooling

    We’ve Been Leaders in the HVAC Industry Since 1977

    Learn More About Us
  • We’re Open 8am-8pm, 8 Days a Week!

    Nope, That’s Not a Typo!
    We’re Fast, We’re Friendly, We Got It Goin’ On!

    Request Your Service Today!
  • Savings We Work With Your Budget

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  • We partner with the Alzheimer’s Association

    A Portion of Each of Our Service Calls Goes to the Alzheimer’s Association.

    Get More Details

St. Charles Heating & Cooling Services

Missouri’s Trusted HVAC Choice Since 1977

Since 1977, Jerry Kelly Heating & Air Conditioning has been committed to delivering top notch HVAC installations, repairs, and maintenance services, while never sacrificing customer experience or satisfaction. When the brutal winter and summer months hit our Midwest town, you want to be sure you can turn to your heating and air conditioning systems to provide the indoor comfort you need, and Jerry Kelly Heating & Air Conditioning is just the team to establish that reliability.

All of our HVAC specialists are certified by the North American Technician Excellence board, meaning that we are trained to quickly and successfully identify your problem and apply the correct, most cost-efficient solution.

Our Company History

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Active In the Industry and in the Community

What We Do!

Quality Work Meets Unmatched Customer Experience

Jerry Kelly Heating & Air Conditioning is your one-stop shop in St. Charles for installation, replacement, repair, and maintenance of any and every kind of heating and cooling system known to our industry. As HVAC professionals, our team stays up to date on the latest innovations in indoor comfort control such as zone heating and cooling systems, ductless air conditioning, and various types of air filters and purifiers, just to name a few. Our services do not end at comprehensive HVAC knowledge and training; we are available for 24/7 emergency repair to handle your problem and return your home or business to the comfortable space it should be. Don’t brave the Missouri heat and cold alone. Call the experts at Jerry Kelly Heating & Air Conditioning!

We offer senior and military discounts!

Furnace or Air Conditioning Tune-up!

*Cannot be combined with other offers. Not valid on prior purchases.

$ 89 % off

Any Service Repair

Excludes trip charge. Cannot be combined with other offers. Not valid on prior purchases.

$ 40 % off

Jerry Kelly

4631 North St. Peters Parkway Saint Peters, MO 63304 Phone: 636.741.2010 Regular Hours: Monday – Sunday 8:00am - 8:00pm Service Area: We Proudly serve St. Charles & Surrounding Areas View Our Cities We Service

Hear From Our Past Customers!

  • Nick Graham did outstanding considering we were the last stop of the day @ 9:30pm @ night very positive and got us taken care of appreciated his professionalism and support!

  • Tim Davis Korey did great. Jerry Kelly is good!

  • Janet Brandyn and Taylor were very prompt, very courteous and did and excellent job installing my new furnace. From start to finish, it took them less than 2 - 1/2 hours to complete the job! I was very pleased with their work!

  • richard luetkemeyer The maintenance man did a 5-star performance.

  • James C. Justin was very courteous and efficient. Thank you, Justin.

  • Nustin Justin was very courteous and professional. He did a great job.

  • Dennis & Emily Greg did an outstanding job of tuning up our furnace for the winter season. He called in a most timely manner to let us know when he would arrive -- a courtesy we highly value -- and he arrived right in time!! Even though we are 22-year customers of Jerry Kelly Heating & Cooling, this was Greg's first time servicing our HVAC system. He was courteous, polite, and eager to complete a comprehensive check of our furnace. He did a very thorough job of cleaning and checking our equipment! He balanced well his attention to detail with a timely completion of the task at hand. Great job, Greg! Come back and service our AC unit this spring!! - Emily & Dennis

  • laverne mund Korey did a good job for me today. thank you

  • Nicole Graham was very professional and nice. Did an outstanding job.

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We Are a Service Company First

We take pride in giving our Customers the Very Best!