About TerraFirma

We cover all of Oregon and Southwest Washington.

Fix it once. Fix it with confidence. Fix it with TerraFirma

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Founded in 2005, TerraFirma has been a partner in keeping your home safe and sound structurally for over a decade. The foundation experts have gained a reputation of providing all customers with the best quality of service. Each employee is extensively trained and certified in foundation repair and basement waterproofing, so you can rest assured knowing you are in good hands.

At TerraFirma, we understand that foundation cracks, wet crawlspaces, and musty basements are stressful. We offer a free onsite estimate for all work that you may need to be completed, and we will work with you to customize a solution for your home.

TerraFirma stands by our promise of solving your foundation problem and basement needs in the most efficient manner.

TerraFirma Reviews and Ratings

Check out reviews and comments from our past customers.

Chad and his team did great work with the foundation repair job. They arrived in a timely manner, worked hard and com...

Terrafirma did a fantastic job encapsulating our formerly wet and dirty crawlspace into a super clean environme...

I was very pleased with Don, the representative who came to evaluate a crumbling exterior wall in the base...

Very smoothly handled process. Messy, dirty work but we would never have known it from the care the crews took to ke...

The URL on the commercial was not up long enough to read so it took some searching to find your site. Now that the jo...

Your product and performance appears to be about quality and satisfaction, with an unwillingness to jepardize product...

Overall performance of TerraFirma was 5 star. My interaction with the call center, the sales rep and the installation...

if we ever need any other work done you'll be the first company we'll call.

Gage and his crew did a really good job. Were very friendly and professional. And apparently very efficient as job to...

We had a great experience with TerraFirma. When we discovered water and mold in our basement, we explored options on ...

There were some unclear expectations and a couple of accidents, but overall loved the guys and appreciate the work. <...

Over all good experience. But still un-tested because we have not had any heavy rains yet.

Your rep, Josh Anderson, was the first person to give us an honest straightforward proposal to help solve our erosio...

When the project became challenged, Keith got involved and assured a successful outcome.

Terra Firma's willin...

I hired Terra Firma to help repair extensive foundation damage in my 105 year old house, a consequence of living next...

Terra Firma took a different approach, which while more expensive, was more complete.

Excellent and exceptional work from the whole team.

I just want to say again how much we appreciated the work that was done here. The crew worked so hard and such long h...

TerraFirma Average: 4.8 out of 5
Total Reviews: 177

our service area

We serve the following areas

  • Adams
  • Adrian
  • Arock
  • Athena
  • Baker City
  • Bates
  • Boardman
  • Bridgeport
  • Brogan
  • Burns
  • Canyon City
  • Cove
  • Crane
  • Dayville
  • Diamond
  • Drewsey
  • Durkee
  • Echo
  • Elgin
  • Enterprise
  • Fields
  • Frenchglen
  • Haines
  • Halfway
  • Harper
  • Helix
  • Heppner
  • Hereford
  • Hermiston
  • Hines
  • Huntington
  • Imbler
  • Imnaha
  • Ione
  • Ironside
  • Irrigon
  • Jamieson
  • John Day
  • Jordan Valley
  • Joseph
  • Juntura
  • Kimberly
  • La Grande
  • Lexington
  • Long Creek
  • Lostine
  • Meacham
  • Milton Freewater
  • Monument
  • Mount Vernon
  • North Powder
  • Nyssa
  • Ontario
  • Oxbow
  • Paulina
  • Pendleton
  • Pilot Rock
  • Prairie City
  • Princeton
  • Richland
  • Riley
  • Riverside
  • Seneca
  • Spray
  • Stanfield
  • Summerville
  • Sumpter
  • Ukiah
  • Umatilla
  • Union
  • Unity
  • Vale
  • Wallowa
  • Westfall
  • Weston
Our Locations:

TerraFirma Foundation Systems
761 NE Garden Valley Blvd.
Roseburg, OR 97470
1-541-204-4660


TerraFirma Foundation Systems
932 Industry Drive STE 200
Seattle, WA 98188
1-253-777-0712


TerraFirma Foundation Systems
13110 SW Wall St
Portland, OR 97223
1-541-229-4049


TerraFirma Foundation Systems
10111 S Tacoma Way D5
Lakewood, WA 98499
1-253-201-1447