TerraFirma
Market rank
#1 / 5
TerraFirma provides foundation services in Portland, OR. Use this page to review business details, compare ratings, and contact the company directly about your project.
Health scoreApr 19, 2026
30
out of 100
#1
Market rank
4.8
Avg rating
871
Total reviews
No public response signal
Response rate
Unknown
Years active
30
Health score
Health score · 30 / 100
Six signals, weighted continuously.
Operator computes a Health score continuously. It is the one number that tells you if this shop is winning, losing, or steady. Here is how TerraFirma broke down on Apr 19, 2026.
Score trend
30d90d1y
TerraFirma
90 days trailing
Market position
#1 of 5 Foundation in Portland.
Operator ranks every foundation in Portland continuously using reviews, response rate, and local market share.
#1
of 5 Foundation businesses
in Portland
in Portland
Leaderboard refreshes continuously. Your rank updates the moment signal lands.
Foundation · Portland
Top 5 shown
1
TerraFirma · this page
871
2
Portland Construction & Restoration Solutions
791
3
Foundations First Northwest
165
4
Keystone Concrete Driveway Retaining Wall Foundation Contractor-Lake Oswego/West Linn
Recent activity
What changed this month.
Holding a top 1 slot in Portland Foundation
Market leaderboard refreshed this morning
In person
The shop, the team, the work.
The numbers tell one story. The photos tell another. Images are indexed from Google Business Profile, the public website, and connected social profiles.
Reviews · 871 total
What customers say.
Reviews pulled continuously from Google, Yelp, and Meta. Aggregate weighted by recency and source authority.
4.8★★★★★871 reviews
5 ★
450
4 ★
225
3 ★
112
2 ★
56
1 ★
28
Review themes refresh continuously. Check back once Operator has synthesized enough comments from TerraFirma’s reviews.
About & contact
Where to find them.
About
TerraFirma is a highly rated foundation service provider in Portland, OR, offering a range of essential services such as pier & beam repair, slab repair, basement waterproofing, and more. With strong customer reviews and established hours of operation, they are well-positioned to serve the local community.
Phone
Website
Hours
Monday7:00 AM - 5:00 PM
Tuesday7:00 AM - 5:00 PM
Wednesday7:00 AM - 5:00 PM
Thursday7:00 AM - 5:00 PM
Friday7:00 AM - 5:00 PM
Saturday
Competitors · top 5
Side by side with the neighborhood.
The foundation shops TerraFirmacompetes with most often, ranked by Operator’s health score. Tap any row for that shop’s full page.
#
Business
Rating
Reviews
Response
Score
1
TerraFirma
★4.8
871
No response signal
30
2
Portland Construction & Restoration Solutions
★4.9
791
No response signal
92
3
Foundations First Northwest
★4.9
165
No response signal
82
FAQ
Quick answers.
The questions people ask before they call.
Contact TerraFirma
Call (503) 694-7894 for service. The website goterrafirma.com also has direct contact info.
Hours for TerraFirma
Hours are listed on this page under About and contact. Operator refreshes them continuously from public sources.
Services offered by TerraFirma
TerraFirma offers Foundation Repair, Crack Repair, Slab Stabilization, Waterproofing. Operator refreshes service lists continuously from public sources.
Licensing and insurance
License and insurance details have not been verified with TerraFirma yet. Find the listing to add them.
Estimates and availability
Estimate and availability details are refreshing. Call ahead for the fastest confirmation.
Health score formula
Six weighted components: Reviews and rating (25%), Response rate (15%), Market rank (20%), Financial health (20%), Jobs flow (10%), and Operator activity (10%). Recomputed continuously using data from Google, Yelp, Meta, and direct integrations.
Local rank in Portland
Operator ranks every foundation in Portland continuously. TerraFirma currently ranks #1 with a 4.8 rating across 871 reviews. Rankings refresh continuously from Google, Yelp, and Meta.
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