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Verified record
License VerifiedHTG.0306169-D1CT HEATING, PIPING & COOLING LIMITED CONTRACTOR (D1) · verified Oct 19, 2026
- CT heating, piping & cooling limited contractor (d1) licenseVerified active
- Not rated by the BBB
- 1 review in the last 6 monthsNo negatives
- 1 work photo
Highlights
- Quick AC repair — a recent customer described quick, honest work on their AC
L J Denner & Sons is a heating and cooling company that a recent Google customer credited with quick and honest work to fix their AC system. BuildZoom shows 345 projects for the company. It holds an active Connecticut D1 heating and cooling licence, HTG.0306169-D1, under L J Denner & Sons Inc.
What does heating and cooling work cost in Greater Hartford?
Typical your area range for this kind of work, from regional averages — not a quote from L J Denner & Sons. Use it to sanity-check bids, then get the real number in writing.
Estimated range
$5,000 – $11,400
Typical HVAC project around $8,200
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