Gray's Mechanical LLC
Gray's Mechanical LLC is a HVAC provider serving Carol Stream, IL. Rated 5.0★ with 312 Google reviews. See services, review signals, and request a quote.
HVACCarol Stream, IL
On this page
Company overview
- TradeHVAC
- Service areaCarol Stream, IL
- Google rating5.0★ (312 reviews)
- Phone(630) 283-7981
- Address382 Lies Rd E, Carol Stream, IL 60188, USA
Photos
Photos from Gray's Mechanical LLC - HVAC Services Carol Stream
What customers say
“Being in sales myself I am very hard to please. I took three bids to replace my outdated system. Gray’s was the last company I met with. Dan arrived on time. He was personable. He answered every que…”
“Anthony from Gray’s Mechanical did an excellent job with our HVAC service. He was professional, knowledgeable, and took the time to explain everything clearly. The work was done quickly and the system…”
“I had a great experience with Paul, Andrew, And Matt! Everyone was extremely professional and made us feel comfortable throughout the whole experience. Exceptional service at a great price - would rec…”
“Excellent experience with Grays Mechanical. They provided a very competitive quote to replace my furnace, and once I gave them the go-ahead, they had a technician on site within 15 minutes—that level …”
“Andrew and Oscar completed a removal of an old furnace and an install of a new furnace. The outside temps were in the low single digits with interior temps dripping down to the low 50’s on the mai…”
Key highlights
Strengths
- Highly rated (5.0★ average)
- Large review volume (312 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 Gray's Mechanical LLC offer?
Gray's Mechanical LLC provides: HVAC diagnosis, repairs, and full system installs. They serve residential and commercial customers in Carol Stream, IL.
What is Gray's Mechanical LLC's rating?
Gray's Mechanical LLC has a 5.0 out of 5 star rating based on 312 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 Gray's Mechanical 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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