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Areas We Serve

Areas We Serve

St. Louis City/County

  • Affton
  • Arnold
  • Ballwin
  • Brentwood
  • Bridgeton
  • Chesterfield
  • Clarkson Valley
  • Clayton
  • Concord
  • Crestwood
  • Creve Coeur
  • Des Peres
  • Ellisville
  • Eureka
  • Fenton
  • Florissant
  • Frontenac
  • Glencoe
  • Grover
  • Hazelwood
  • Imperial
  • Kirkwood
  • Ladue
  • Lemay
  • Manchester
  • Maplewood
  • Oakville
  • Overland
  • Richmond Heights
  • St. Albans
  • St. Ann
  • Sunset Hills
  • Town & Country
  • Unincorporated St. Louis County
  • University City
  • Valley Park
  • Webster Groves
  • Wildwood

St. Charles County

  • Cottleville
  • Dardene Prairie
  • Lake St. Louis
  • O’Fallon, MO
  • St. Charles City
  • St. Peters
  • Wentzville

Illinois

  • Belleville
  • Collinsville
  • Columbia
  • Edwardsville
  • Fairview Heights
  • Maryville
  • O’Fallon, IL
  • Shiloh
  • Swansea

Service Map

ServiceArea

Reviews

This note is to thank you for the excellent service we received from you.  At 4:30 AM we called the answering service. We received a call that the technician was in the driveway.  After a quick diagnosis, he went and got the needed part and by 8:45 AM he had...

Joan Z.

I have used Welsch Heating and Cooling for over 17 years. They are always responsive and very helpful!

JDS

Removed old equipment and installed new heating & air-conditioning system in our home. All work was completed in one day as promised, and performed in a very professional manner.

Horace P.

Steve W. arrived on time. He cleaned out the air filters and showed me how dirty they were. He checked the outdoor AC units and cleaned them out. Said there was a lot of pine needles in them. One of the AC units was slightly low on freon and he...

Kyle P.

Our a/c fan went on the hottest day of the year. We have used Welsh for years and they were quick to respond and had a new system in the next day. Couldn’t be happier.

BCM

More Reviews

Service & Emergencies: (314) 567-6347 Call Today!

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