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SammamishTopRated / Foundation & Sinkhole Repair

Basement Expert Waterproofing of Seattle

★★★★★ 5 · 18 Google reviews · 20722 12th Ave W

#3 in Foundation & Sinkhole Repair
Rankings updated September 2026 from Google ratings and review volume - not paid placement
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Basement Expert Waterproofing of Seattle Independent · Locally Owned Is this your business? Claim it free
20722 12th Ave W, Lynnwood, WA 98036, USA
Call 206-388-7867Visit website
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Why Basement Expert Waterproofing of Seattle ranks here

Basement Expert Waterproofing of Seattle holds a 5 star average across 18 Google reviews, which places it at #3 for foundation and sinkhole repair companies in Sammamish on our rankings. Positions come from verified public ratings and review volume. See the full list on the Foundation & Sinkhole Repair rankings page.

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