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Haddam, CT66 Old Ponsett Rd, Haddam, CT 06438
Verified record
John D Donnelly Plumbing LLC is a Haddam plumbing business with 5 stars from 3 ratings on Google. The Connecticut plumber licence PLM.0281118-P1, held by JOHN D DONNELLY, is expired on the state registry.
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No changes recorded yet — last scanned Oct 30, 2026.
Typical Connecticut range for this kind of work, from regional averages — not a quote from John D Donnelly Plumbing LLC. Use it to sanity-check bids, then get the real number in writing.
Estimated range
$270 – $660
Typical plumbing job around $470
A free valve fix5.0
Leak traced with only a small wall opening4.7
