Your Location Ashburn, VA
For more than 50 years Ernst Heating & Cooling has delivered practical indoor comfort solutions to our customers at an affordable price. As a Mitsubishi Electric Diamond Contractor, we specialize in providing outstanding customer service in all aspects of the heating and cooling industry:
  • Air conditioning installation, repair and service
  • Heating installation, repair and service
  • Indoor air quality systems
  • Moisture control solutions
  • Geothermal systems
  • Ductless systems

Outstanding Technicians

Our technicians at Ernst Heating & Cooling carry certification from North American Technical Excellence. NATE certification means a skilled professional will install, repair or service your HVAC equipment. It also means you have chosen an HVAC contractor who is dedicated to maintaining a high standard of excellence. In addition to technical skill, you can expect our technicians to exhibit other qualities:

  • Ability to repair and service all brands of equipment
  • Courteous, professional and individualized service
  • Swift response to service and repair calls and requests for estimates on new installations

Outstanding Service

At Ernst Heating & Cooling, we emphasize our commitment to using highly trained, NATE-certified technicians, but we also believe there is more involved when it comes to delivering red-carpet service to our customers. We offer other benefits that help us carry out our pledge to deliver 100 percent customer satisfaction:

  • On-time arrival
  • Accurate quotes
  • Flat rates
  • Specials, discounts and rebates on repairs, service and new equipment

In addition to regular office hours, we offer 24/7 emergency services for those repair jobs that just can’t wait until morning.

Our comfort specialists have a proven track record of delivering reliable solutions at an economical price. If you need heating or air conditioning service, repair or installation, Ernst Heating & Cooling is a resource you can trust in St. Louis.

Service Areas

  • Hamel, IL


202 W. State St.
Hamel, IL 62046

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Appointment times are subject to availability
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