Gili Heating & Cooling
Gili Heating & Cooling is a HVAC provider serving Collinsville, IL. Rated 5.0★ with 38 Google reviews. See services, review signals, and request a quote.
HVACCollinsville, IL
On this page
Company overview
- TradeHVAC
- Service areaCollinsville, IL
- Google rating5.0★ (38 reviews)
- Phone(618) 520-0207
- Address6 N Shore Ln, Collinsville, IL 62234, USA
Photos
Photos from Gili Heating & Cooling
What customers say
“We woke up to a cold house on a Sunday morning, single digit temps outside. Wife called Gili Heating and Cooling and spoke with John. He came out a few hours later . Super polite, knowledgeable, and p…”
“These guys are great. I've called them after hours a few times because I work odd shifts and they get to me within 24 most of the time. They fixed my AC during one summer and made it as painless as it…”
“Called John and Zack on Sunday May 10th, they were out next day. Diagnosed with bad blower motor, got part ordered and installed couple days later. Always professional and polite. Speedy service. My g…”
“Service is second to none - always! Thankfully I don’t need these guys a lot, but when I do, John and Zac are the only ones I trust and count on to take care of my heating and cooling needs. Quick re…”
“Highly recommend! We turned on our furnace today and couldn’t get it to start. They fit us in within a few hours of our call on a Saturday and we’re very professional and reasonably priced. Will defin…”
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 Gili Heating & Cooling offer?
Gili Heating & Cooling provides: HVAC diagnosis, repairs, and full system installs. They serve residential and commercial customers in Collinsville, IL.
What is Gili Heating & Cooling's rating?
Gili Heating & Cooling has a 5.0 out of 5 star rating based on 38 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 Gili 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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