Westport, MA418 Pine Hill Rd #2, Westport, MA 02790
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Commercial Waterproofing, Inc. describes itself on its Better Business Bureau page as offering commercial roofing only: new roofing, removal and repair. Its BBB grade is A+, and the Procore Construction Network lists waterproofing among its services.
Typical Greater Boston range for this kind of work, from regional averages — not a quote from Commercial Waterproofing Inc. 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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No changes recorded yet — last scanned Oct 10, 2026.
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