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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

Lost air conditioning on Labor Day weekend when it was high 90’s. They actually came out on Labor Day and found the problem. It was the blower on the furnace. Serviceman recommended that I replace the furnace, which I did. The cost to put in a new blower was almost...

RD

Welsch Heating & Cooling were professional from the first steps to the completion of my project. They replaced two furnaces in my house. The sales rep was trustworthy with the units he recommended. He also pointed out existing ventilation problems that could be a safety concern. The installation crew were...

Marcus P.

I was extremely impressed with the technician. He came and looked at my unit to see what they can do to make it work more efficiently. He also told me exactly when he was coming and he was fair in pricing. Very professional. I really appreciated him. I commend the servicemen...

Kathie T.

We have lived in our house for 16 years and have struggled with the poorly designed heating & cooling system for 10+ years. Welsch designed a new system that has brought renewed comfort to our living space. I wish we would have hired Welsch 11 years ago!

Richard H.

I just want to take a moment to thank you for the manner in which a service request was handled yesterday, May 29th. First of all thank you for getting a technician out here with a few hours. Secondly, I really appreciate the way the resolution to my problem was...

Dennis D.

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