HVAC in Stonington, CT: verified and ranked
42 hvac businesses cover Stonington, 0 verified by TradeCheck, 3 based in town, median Google rating 4.5 across 42 with reviews. Counted November 8, 2026.
Nobody covering Stonington, CT has completed verification yet. TradeCheck checks license, insurance, identity and standing against the source that issued each one, and publishes the date. A business cannot mark itself verified, and paying does not make it so.
Also in the area, not verified
Listed from public data or claimed but not yet checked. TradeCheck is not vouching for any of these.
Duncklee Cooling & Heating Inc
Based in Stonington
Connecticut HVAC Services llc
Covers Stonington
R & W Heating Energy Solutions LLC
Covers Stonington
Renshaw Plumbing, Heating & Cooling
Covers Stonington
Kneeland heating & Cooling LLC
Covers Stonington
Scotti Mechanical Heating and Cooling
Covers Stonington
Heating and Cooling Solutions, LLC
Covers Stonington
Currie's Plumbing, Heating, & Cooling Inc.
Covers Stonington
Burnside Plumbing Heating & AC LLC
Covers Stonington
Diamond Plumbing & Heating Llc
Covers Stonington
F.W. Webb Company - Waterford
Covers Stonington
Air Guarden | Air Duct Cleaning & Dryer Vent Cleaning in CT
Covers Stonington
Spicer Energy Services Showroom
Covers Stonington
Hy-TEK Plumbing and Heating LLC
Covers Stonington
Cyr Plumbing & Heating Services Inc.
Covers Stonington
Mystic Marriott Hotel & Spa
Covers Stonington
Quick answers
Who is the best hvac in Stonington, CT?
No hvac business covering Stonington has completed TradeCheck verification as of November 8, 2026, so TradeCheck does not rank one as best. 42 are listed from public data, with a median Google rating of 4.5. Check the license and insurance of any of them before hiring.
Who is verified for hvac in Stonington, CT?
As of November 8, 2026, no hvac business covering Stonington has completed TradeCheck verification. 42 are listed from public data or self-claimed, and TradeCheck is not vouching for them.
How do I check a hvac business in Stonington before hiring?
Open the business's TradeCheck profile to see what was checked against the issuing source and when. For any Connecticut contractor you can also look up a license or registration on the state's eLicense site, ask for a certificate of insurance and confirm it with the insurer, and get the price and scope in writing before work starts.