Verified record
License not state-verified. We could not confirm a current registration in the state registry. Insurance is self-reported. Look up in the official Massachusetts registry ↗
Highlights
- Expired HIC registration — state registry shows #122565 expired
- Phone manner — a 2024 caller said the front office hung up
- BBB C+ grade — one complaint listed
McNamara Waterproofing is a Worcester waterproofing contractor at 1398 Grafton St. Its Better Business Bureau profile says, per information the company provided, that it offers waterproofing contracting. Its Massachusetts home improvement contractor registration, #122565, is expired on the state registry. BuildZoom lists three home improvement contractor numbers for the company (114326, 179128 and 122565) and shows two projects. In a June 2024 Google review, a caller looking for information about the company's services said the person in the front office was nasty and hung up on them. Google shows one rating, at one star. The BBB grades the company C+ and lists one complaint.
What does basement waterproofing cost in Greater Boston?
Typical Greater Boston range for this kind of work, from regional averages — not a quote from McNamara 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
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