★★★★½ 4.5 · 103 Google reviews · 829 California Ave
G&J Waterproofing holds a 4.5 star average across 103 Google reviews, which places it at #20 for foundation & sinkhole repair in Pittsburgh on our rankings. Positions come from verified public ratings and review volume, refreshed monthly. See the full list on the Foundation & Sinkhole Repair rankings page.
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