Local business · Madison, CTLocal business · 15 Magnolia Dr, Madison, CT 06443
Verified record
Conroy Waterproofing describes its work as commercial waterproofing and masonry across southern Connecticut. Its website lists Madison, Clinton, Westbrook, Old Saybrook, Essex, Guilford, Branford, East Haven and New Haven as its service area, and the company says it has been in business for 58 years.
Specializes in
Also offers
Service area
Typical your area range for this kind of work, from regional averages — not a quote from Conroy Waterproofing. Use it to sanity-check bids, then get the real number in writing.
Not sure which you need? Start with an inspection — many reputable companies assess free, and independent assessments run up to $500.
The wall run getting the drain — a full 30×40 ft basement is about 140 ft.
Estimated range
$7,600 – $15,000
Typical waterproofing project around $11,300
Languages
1 change recorded — last scanned Oct 16, 2026.
One-day garage foundation rework4.3