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When the hot water from a boiler went out, a recent DeMarco Plumbing Co customer who knew the company through a friend said Dave and his son Anthony came out the next day. The customer called him fair, said he explained what he was doing and what needed to be fixed the whole time, and would recommend them. Its Connecticut HVAC licence, HTG.0403235-S3, held by DeMarco Plumbing Company, is active on the state registry. On Google it holds 2.3 stars from 3 ratings.
My hot water was out in our boiler and I knew this company through a friend, Dave and his son Anthony came out the next day and did a great job. He is very fair especially as a woman not too knowledgeable with plumbing. He is there to get the job done and is very friendly! The whole time he was explaining what he was doing and what needed to be fixed! I would recommend!
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2 changes recorded — last scanned Oct 30, 2026.
Typical Connecticut range for this kind of work, from regional averages — not a quote from DeMarco Plumbing Co. Use it to sanity-check bids, then get the real number in writing.
Estimated range
$4,700 – $10,700
Typical HVAC project around $7,700
