Heating & Cooling Services in St. Peters & the Surrounding Areas


Since 1977When you need a noticeable improvement in your heating or cooling in St. Peters or in nearby areas, count on Jerry Kelly. We do the trifecta of essential HVAC services: installations, repairs and maintenance.

Any service you need from us at any time will be speedy, thorough and leave you 100% satisfied. Simply put, Jerry Kelly is easy to do business with. That is our goal, and that is what we have accomplished with every customer who has received our professional services since we were founded in 1977.

Enjoy Our Expert Services in Any Season

Heating – Battle the cold with professional heating service. We’ve got a full arsenal of repair, replacement and maintenance services to keep your home cozy all season long and prepared for the next one.

Air Conditioning – We can improve your air conditioning to the standard you want. There is no job we can’t handle, including replacements, breakdowns or simple routine maintenance. Know that with us, your family will stay cool no matter what the outside forecast says.

We offer full services for all heating and cooling systems, including:

Get the Jerry Kelly Experience

Here’s why St. Peters and the surrounding areas choose us for heat and AC service:

  • 100% NATE Certified Staff – Our heat and air specialists are here to make sure all of your service is completed up to the highest standards in the industry.
  • Financing Available – We make all that we offer affordable to everyone.
  • Solid Guarantees – Along with our one-year buyback guarantee that ensures you are happy with a new system, we offer several others that ensure you get the best that you can.
Jerry Kelly Team
  • We Simply Make It Work® – We never leave our customers with a problem. We’re here to get the root of every issue and meet every need.
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For most calls, we can even arrive on the same day! Call us today and see how we can deliver what you’re looking for with outstanding customer service.