Verified record
Typical Greater Boston range for this kind of work, from regional averages — not a quote from MasonryKing Foundation Waterproofing & Construction. 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
MasonryKing Foundation Waterproofing & Construction is a Burlington, MA masonry and foundation shop that specializes in the wet-basement call — the fieldstone wall letting water in during snowmelt, the crumbling cellar that needs waterproofing. The company describes itself as family-owned and says on its site it has served Massachusetts and New Hampshire since 1995, though BBB's own record lists the business as a sole proprietorship started in March 2025 — worth asking about directly, since the two accounts don't line up. The reviews are dense and consistent: 38 Google reviews, all five stars, running from early 2025 through mid-2026. Recent customers describe the same pattern — a responsive first call, clear options, and a finished basement that stays dry. One customer says the crew answered all questions upfront and was pleased with the final job; another used them for French drains and called it a very good deal, both in reviews from May 2026. In a 2025 review, a homeowner described water seeping through a fieldstone foundation wall during a snowy stretch — the crew came out, fixed it, and tested the result before leaving. Another, from December 2025, reported that a foundation waterproofing job was still holding a year later with no water coming back. The chimney work draws similar accounts: in a 2025 review, John priced a chimney job and had a crew out the next day, cleaning up as they went; other 2025 reviews describe full chimney rebuilds alongside foundation and waterproofing work on the same visit. Its Massachusetts home improvement contractor license is verified active, and its Better Business Bureau grade is A-. The business-age discrepancy above is worth raising directly before signing anything — ask how long the current entity has actually operated. Beyond that, the written record shows no negative reviews to weigh against the praise. MasonryKing is a fit for foundation waterproofing, fieldstone repair, and chimney work in the Burlington area and into southern New Hampshire; confirm the company's actual operating history before booking.
very responsive right from the beginning. answered all my questions. very pleased with the final job
I had them do a French drains very hard working and very good deal
Thank you ver Much done a good Job no my basement and chimey
I hired them to remove the mold from my home they done a fantastic job and the after sales was nice
Recommend Paul from masonry king they done a new step for me and I’m very happy
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Certified attributes are verified against the public registry. Others are the business's own statement.
Established 4.1 rating
Solves what others couldn't5.0