Certified
Certified is a HVAC provider serving Belleville, IL. Rated 4.9★ with 10 Google reviews. See services, review signals, and request a quote.
HVACBelleville, IL
On this page
Company overview
- TradeHVAC
- Service areaBelleville, IL
- Google rating4.9★ (10 reviews)
- Phone(618) 277-6036
- Address1710 Boul Ave, Swansea, IL 62226, USA
What customers say
“My a/c broke on a weekend. Called Certifed Air Man came out and repaired my unit within hours. Very profession, would recommend.”
“Jim and ken. Are the most reliable techs I have the privilege of knowing them. And there work. Thanks again bill barber 👍 🙏.”
“I have used Certified Air for years and always very timely, fair and honest work. highly recommended for new install units or maintenance.”
“Really fast service. Reliable. And fixes every thing.”
“Great service!!”
Key highlights
Strengths
- Highly rated (4.9★ 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 Certified offer?
Certified provides: HVAC diagnosis, repairs, and full system installs. They serve residential and commercial customers in Belleville, IL.
What is Certified's rating?
Certified has a 4.9 out of 5 star rating based on 10 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 Certified 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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