24 hour service: (314) 291-8884


Commercial HVAC Installation
Commercial HVAC Maintenance
Preventative Maintenance


 Residential HVAC Installation
Commercial HVAC Installation
Preventative Maintenance

24 Hour Emergency Number

Our phones are manned 24
hours a day, so you can sleep
soundly knowing we’re just a call
away if something breaks.

Coleman Heating

Coleman Heating and Sheet Metal “CHSM” is a full service heating and cooling company servicing the Greater St. Louis area since 1987. With union trained technicians our commercial and residential teams offer exceptional craftsmanship and efficient, quality service.

Commercial Business

  • Service contracts for preventative maintenance on existing HVAC equipment
  • Design and Installation of all major manufacturers equipment – including custom ductwork needs
  • Emergency services


  • Repair
  • Maintenance
  • Installation
  • Emergency Services

Free estimates are always available for equipment replacement