G & W Heating and Cooling
G & W Heating and Cooling is a HVAC provider serving Collinsville, IL. Rated 5.0★ with 14 Google reviews. See services, review signals, and request a quote.
HVACCollinsville, IL
On this page
Company overview
- TradeHVAC
- Service areaCollinsville, IL
- Google rating5.0★ (14 reviews)
- Phone(618) 789-3018
- Address407 Beltline Rd #105, Collinsville, IL 62234, USA
Photos
Photos from G & W Heating and Cooling
What customers say
“Wayne & Gary did an awesome job putting in a new a/c and furnace for me. They are very professional and knowledgeable in their field. They answered all my questions. I was referred to them by a very h…”
“We’ve had both Wayne and his son out to do work on our house. They replaced the AC during the hottest week of the year last year and just worked on our heating when the thermostat quit working. They’r…”
“Excellent service. I had an AC company come out from my home warranty 11 times and still couldn't fix my problem. Wayne and Garrett are quick, professional and reasonably priced. They are my new go…”
“We've used G&W for years. They are always super quick to respond to our calls & very professional.”
“Small business that’s super dependable, honest, and fairly priced. My furnace randomly started having problems and I looked on NextDoor for recommendations for hvac help. Found G & W and gave them a c…”
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 G & W Heating and Cooling offer?
G & W Heating and Cooling provides: HVAC diagnosis, repairs, and full system installs. They serve residential and commercial customers in Collinsville, IL.
What is G & W Heating and Cooling's rating?
G & W Heating and Cooling has a 5.0 out of 5 star rating based on 14 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 G & W Heating and 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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