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GSI FoundationsFoundation repair company in Germantown, WI

GSI Foundations is a foundation repair company at N112W14145 Mequon Rd Unit B, Germantown, WI 53022, ranked #1 of 52 foundation repair companies in Germantown and rated 4.9 from 88 Google reviews.

Germantown, WIUpdated 0 paid placements in any rankingHow we rank

Call (262) 236-6805Website ↗

Key facts

Key facts about GSI Foundations
AddressN112W14145 Mequon Rd Unit B, Germantown, WI 53022Get directions
Phone(262) 236-6805
Websitegsifoundations.com
Google rating4.9 from 88 Google reviews

Trades

Each trade shows the evidence we matched it on.

Service area

Serves Germantown and 11 towns within 40 miles: Mequon, Menomonee Falls, Richfield, Cedarburg, Brown Deer, Jackson, Sussex, Grafton, Glendale, Fox Point and Brookfield.

Based in Germantown, WIView on map

Typical foundation repair prices

Typical foundation repair prices
JobLowTypicalHigh
Foundation repairPer project: typical range of customer-reported repairs. US national range$2,225$5,174$8,133

Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.

Compare nearby foundation repair companies

GSI Foundations compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
GSI Foundations (this business)—894.9 (88)———
Basement Repair Specialists Milwaukee#2845.0 (6)—YesYes13.0 mi
Zablocki Waterproofing | Milwaukee#3834.9 (62)—YesYes22.1 mi

See all 52 ranked foundation repair companies in Germantown

Questions about GSI Foundations

How is GSI Foundations ranked in Germantown?

GSI Foundations is ranked #1 of 52 foundation repair companies in Germantown by CR Score, with 89 out of 100 as of October 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity and profile completeness. No business can pay to change its rank.

What areas does GSI Foundations serve?

Serves Germantown and 11 towns within 40 miles: Mequon, Menomonee Falls, Richfield, Cedarburg, Brown Deer, Jackson, Sussex, Grafton, Glendale, Fox Point and Brookfield. The list is based on the business's location and the usual service radius for foundation repair. Confirm your address is covered when you call.

What do Google reviews say about GSI Foundations?

GSI Foundations has a rating of 4.9 from 88 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

How do I contact GSI Foundations?

Call GSI Foundations on (262) 236-6805. The business is at N112W14145 Mequon Rd Unit B, Germantown, WI 53022. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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