For over 120 years, Welsch Heating & Cooling has been the leading HVAC company serving St. Louis County, MO, St. Charles County, MO, and the nearby areas. We offer superior quality workmanship on each and every heating and cooling service. Call us at (314) 567-6347 today.

St Louis Heating and Cooling can handle all your commercial and residential Heating, Ventilation, and AC (HVAC) repairs and installations. Whether you have your furnace go out in the winter time or your Air Conditioning stops working in the summer, we can help! We fix hundreds of HVAC problems in the St Louis, MO area every year. We have experienced and skilled HVAC technicians ready to tackle any problem you have. We are licensed and insured and guarantee your satisfaction. We also provide 24 Hour Emergency HVAC Repairs in St Louis so you’re never left in the heat or cold for too long. St Louis Heating and Cooling service all parts of the greater St Louis area including Ballwin, Manchester, Clayton, Kirkwood, South County, North County, St Peters, Ofallon, Wentzville, and Chesterfield. We have service trucks stationed all across the STL metro area and if you’re area is in question, just give us a call and we’d be happy to assist. Our skilled St Louis AC Repair technicians are trained to work on the top brands in the industry including, American Standard, Lennox, Trane, Goodmand, York, Carrier, Ruud, Amana, Heil, Comfortmaker, and more. If your AC unit has stopped working completely or is not blowing cold air, you need to call us today! Unfortunately, your AC problem will not fix itself overtime and that’s where we come in to save you from St Louis’ brutal summer temperatures.

Anton's HVAC specializes in Heating and Air Installations, Service and Repair, GeoThermal Geo Thermal Systems, Home Energy Audits, and other services. At Anton's we service, maintain and repair all makes and models of air conditioning and heating systems. Our technicians are expertly trained to offer our customers unparalleled customer service. They are skilled in all types of heating repairs and have all the parts and tools needed to solve your furnace's problems. You receive our Satisfaction Guarantee... plus, your technician thoroughly cleans the work area and hauls away all debris.

SmartHouse Home Performance Experts was founded and operated as "Home Green Home" in St. Louis with a vision to become the area's industry leader in home efficiency. Our initial services included home energy audits and home energy improvements such as insulating, air sealing and high performance heating & cooling systems.

Your home is the biggest investment you'll ever make. Keep your home in good condition by hiring Right Now Plumbing for comprehensive home maintenance services in St. Louis, MO. Whether you want to upgrade your home's cooling system or repair dented drywall, our HVAC company has you covered.