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TerraFirma Foundation Systems

4.8

About this business

Location details

13110 SW Wall St, Portland, OR, 97223, United States

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WeekdayScheduleStatus
Mon7:30 a.m. to 5:30 p.m.
Tue7:30 a.m. to 5:30 p.m.
Wed7:30 a.m. to 5:30 p.m.
Thu7:30 a.m. to 5:30 p.m.
Fri7:30 a.m. to 5:00 p.m.
SatClosed
SunClosed
4.8996 reviews
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Gary Roth's profile image
Gary Roth 
2 days ago

Great experience with Antonio, Felipe and Orion 

RL L's profile image
RL L 
2 days ago

December 2025: Earthquake retrofitting in the crawlspace (they bracketed the sill to the foundation and bracketed support posts to the concreate piers): Because they are a big brand with high marks, I made the mistake of not getting multiple bids. I was told the job would take 2 days and cost $13,391.49. This was on the high end of reasonable but they had obviously been around a while, so I hired them. The crew was great, they explained everything they were doing and showed pictures of the work. However, they were done in 5 ... read more

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Philip Swain 
5 days ago

Excellent work, complete and professional. The technician sent out to do the work was impressive. Knowledgable, friendly, competent and committed to excellent results. While not inexpensive, the work was well done. 

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Michael Rego 
5 days ago

We hired Terra Firma to repair and apply a polyaspartic covering to our 100 year-old garage floor. The work included stabilizing and leveling the cracked concrete, filling the cracks, grinding everything smooth, and applying the coating. The whole job took two days and it turned out beautifully. The team of Luis, Jorge, Juan and Christian were professional, skilled, and extremely courteous. They cheerfully answered my many questions throughout the whole process and left the site as clean as a whistle. I’m very pleased with t... read more

Scott Saunders's profile image
Scott Saunders 
6 days ago

I had a great experience with Seth and TerraFirma. He came out to assess my 120-year-old historic home and did a very thorough job. Using a ZIPLEVEL, we discovered there is about a 10½-inch difference between the highest and lowest points of the house—quite a slope! Seth was very knowledgeable and professional and took the time to explain what he was seeing, the different options available, and what made sense for my situation and budget. I especially appreciated that I never felt pressured into doing more work than necessar... read more

Frequently asked questions about TerraFirma Foundation Systems

How is TerraFirma Foundation Systems rated?

TerraFirma Foundation Systems has a 4.8 star rating with 996 reviews. 

When is TerraFirma Foundation Systems open?

TerraFirma Foundation Systems is open now. It will close at 5:30 p.m. 

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