Ernst Heating & Cooling
Ernst Heating & Cooling is a HVAC provider serving Edwardsville, IL. Rated 4.9★ with 1,276 Google reviews. See services, review signals, and request a quote.
HVACEdwardsville, IL
On this page
Company overview
- TradeHVAC
- Service areaEdwardsville, IL
- Google rating4.9★ (1,276 reviews)
- Phone(618) 213-2527
- Address202 W State St, Hamel, IL 62046, USA
Photos
Photos from Ernst Heating & Cooling, Leo Killingbeck, Dawn Heidbrink
What customers say
“Dear Sir: Great guy to service my furnace and AC! I just met him and he is very professional And very through . He is a blessing to us and the company Earnst! He did a very professional job! He check…”
“Mitchell was very polite and did a thorough job of checking my system. Despite trying to keep him out of the heavy snow to look at the air conditioner and to see if there was a covered exterior pipe, …”
“I can’t just recognize one technician because many of them came to my house for an issue that was not a cookie cutter issue and an issue they could have just walked away from. But I can say all of the…”
“Ramon was very thorough. He explained the issue based on how the system works and his plan to address it. I have not been able to utilize the app for our thermostat and he called customer support and …”
“Tyler is an asset to Ernst. He was very courteous and really knowledgeable about the repair that needed to be done. We hope to have him come for our future maintenance appointments.”
Key highlights
Strengths
- Highly rated (4.9★ average)
- Large review volume (1,276 reviews)
Things to ask
- Confirm availability for your area and timeline
- Ask about warranty terms on parts and labor
- Request a written estimate before work begins
- Ask about payment plans or financing
Explore nearby research
Frequently Asked Questions
What services does Ernst Heating & Cooling offer?
Ernst Heating & Cooling provides: HVAC diagnosis, repairs, and full system installs. They serve residential and commercial customers in Edwardsville, IL.
What is Ernst Heating & Cooling's rating?
Ernst Heating & Cooling has a 4.9 out of 5 star rating based on 1,276 Google reviews.
Is this company licensed in Illinois?
All listed providers have a verified Illinois contractor license at time of publication. You can verify on the Illinois Department of Financial and Professional Regulation (state business registration) plus municipal HVAC licensing (e.g. City of Chicago Department of Buildings) lookup at https://online-dfpr.micropact.com/Lookup/LicenseLookup.aspx.
Does Ernst Heating & Cooling offer emergency service?
Contact them directly to ask about emergency availability and after-hours service.
How do I request a quote?
Use the CTA below to submit your ZIP. You can message this company alongside two or three other local pros for easy comparison.
Licensing verified 2026-04-22. Reviews refreshed 2026-04-22.
Licensing data: Illinois Department of Financial and Professional Regulation (state business registration) plus municipal HVAC licensing (e.g. City of Chicago Department of Buildings) · Company data: verified business records + Google Business profile
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