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# TerraFirma - Seattle Top Rated

[SeattleTopRated.com](/)

Proudly serving **Capitol Hill, Ballard, Queen Anne, Kirkland, Redmond, Renton** and the greater Seattle area. **Made for The Evergreen State.**

[SeattleTopRated](/) / [Foundation & Sinkhole Repair](/foundation-repair/)

# TerraFirma

★★★★½ 4.7 · 410 Google reviews · 819 78th Ave SW

[#12 in Foundation & Sinkhole Repair](/foundation-repair/)

Rankings updated August 2026 from Google ratings and review volume

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819 78th Ave SW, Olympia, WA 98501, USA

[Call 253-400-1850](tel:(253)400-1850)[Visit website](https://www.goterrafirma.com/olympia/?utm_source=google&utm_medium=GBP-Olympia)

## Why TerraFirma ranks here

TerraFirma holds a 4.7 star average across 410 Google reviews, which places it at #12 for foundation & sinkhole repair in Seattle on our rankings. Positions come from verified public ratings and review volume. See the full list on the [Foundation & Sinkhole Repair rankings page](/foundation-repair/).

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Prefer to talk? Call or text [(813) 454-0813](tel:+18134540813).