Heating & Air Conditioning in Metro East Illinois

Your HVAC Company Serving Hamel, Edwardsville, Glen Carbon & Surrounding Metro East, IL Areas

Ernst Heating & Cooling offers professional heating and air conditioning services throughout Metro East Illinois. We also offer emergency repair services! From routine heating and AC tune-ups to replacements and more, we do it all.

Our heating and cooling company has served local residents for half a century. You may recognize one of our vans the next time you are in the Metro East area. We serve Hamel, Greenville, Edwardsville, Highland, Maryville, and surrounding areas.

Contact us online or call 618.633.2244 for AC repair, furnace services, heat pump services, and more! 

« Contact Us Today! »

HVAC Service in Hours!

When you’re searching for a qualified heating or air conditioning contractor in Metro East Illinois, you need someone who can get to you quickly. Ernst Heating & Cooling will send out an HVAC tech to you within hours for emergency service on your furnace, heat pump, or air conditioner!

You don’t have to wait for days for a technician to come to your door. Because we’re local, we take care of your needs in just hours! We serve the Metro East region, including Hamel, Edwardsville, Highland, Greenville, Maryville, and surrounding areas.

the Switch.

Geothermal energy works like no other HVAC system you’ve ever seen. Energy savings can range from 20-30%!

Service in Just Hours!
With Ernst Heating & Cooling, you’ll get prompt, reliable service,
flat-rate pricing, and honest consultations. Every time.
What People Are
Saying About Ernst
  Reviews for Ernst Heating & Cooling

324 customer reviews

Average rating:5

  Work on furnace
Great job on the furnace was having 20 or so Family members over for Thanksgiving 🍗and the furnace was fixed...
by Vicki m on 12/03/2019
  Excellent Service
Technician was on time and polite. He performed his inspection in a professional manner, then explained what he had...
by Ken K on 12/02/2019
More Verified Reviews
Latest News