For over 40 years, Jerry Kelly Heating & Air Conditioning has been focused on providing residents in Saint Charles and the surrounding communities in West County, MO, with ideal indoor comfort solutions. This high-quality residential and commercial HVAC provider prioritizes satisfaction in everything it does and stands behind its workmanship 100 percent. Using its experience and knowledge of all things heating, cooling and indoor air quality, Jerry Kelly will always provide top quality service to “simply make it work.”