Hills Heating and Cooling LLC
Hills Heating and Cooling LLC is a HVAC provider serving O Fallon, IL. Rated 5.0★ with 30 Google reviews. See services, review signals, and request a quote.
HVACO Fallon, IL
On this page
Company overview
- TradeHVAC
- Service areaO Fallon, IL
- Google rating5.0★ (30 reviews)
- Phone(618) 696-1196
- Address304 Americana Cir, Fairview Heights, IL 62208, USA
Photos
Photos from Hills Heating and Cooling LLC
What customers say
“This is a great company to work with. Their pricing seems reasonable when I did my own research and compared the part needed to the price I was quoted. Our furnace went out during the brunt of the col…”
“I just had my furnace inspected and cleaned for the upcoming winter season. Brandon and Robert did an excellent job running tests on my heating system. I will be using them again in the spring to perf…”
“Hills Heating & Cooling provides reliable, high-quality service backed by phenomenal communication. They’ve handled multiple A/C repairs at my duplex, and every visit was efficient, professional, and …”
“Mr. Hill was contacted to work on a gas leak and replace a valve on my furnace through my home warranty. The experience overall was stressful for me😒 Brandon came day one, with answers to my many que…”
“I called my home warranty company this morning when I found out my A/C wasn't blowing cool air. Hill's Heating and Cooling (Family owned) was dispatched to conduct the repair. Brandan and his Brother …”
Key highlights
Strengths
- Highly rated (5.0★ average)
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 Hills Heating and Cooling LLC offer?
Hills Heating and Cooling LLC provides: HVAC diagnosis, repairs, and full system installs. They serve residential and commercial customers in O Fallon, IL.
What is Hills Heating and Cooling LLC's rating?
Hills Heating and Cooling LLC has a 5.0 out of 5 star rating based on 30 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 Hills Heating and Cooling LLC 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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