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Trusted to Keep Thousands
of Northwest Homes
Safe, Dry and Stable

Click Here To Talk To An Expert

Foundation Repair

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Basement Waterproofing

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Crawl Space Repair

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Concrete Repair

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Earthquake Retrofitting

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Owner of TerraFirma

Our Commitment to You

We are committed to providing industry leading solutions and a team that is professional, trained, empowered, and transparent. Our goal is to deliver you an extraordinary customer experience. And we back up our work with the best warranties in the business.

Our ratings, reviews and thousands of referrals speak to our commitment to you, our valued customer.

That's why TerraFirma has evolved into the Pacific Northwest's industry leader in foundation repairs, basement waterproofing, crawl space repairs, and concrete repairs. We look forward to earning your business.

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We Are Experts In:

Foundation Repair in Oregon and Washington

Proudly serving Portland, Vancouver, Tacoma & nearby

Since 2005, TerraFirma has kept Portland homes dry, safe, and stable, offering tried and proven solutions for foundation settlement, wet basements, moisture in crawl spaces, uneven concrete, and other issues.

Cracked foundations, nasty crawl spaces, and musty basements can be a nuisance for homeowners. The good news is we offer free, on-site estimates to assess the damage and recommend a reliable solution. Plus, our solutions are customized to meet the needs of your home.

Looking for a trustworthy, experienced local professional to fix bowing walls, uneven floors, and gaps in the floor? Look no further than TerraFirma. We have the experience and products to fix your foundation problems and more. Contact us online to schedule a free, on-site foundation repair estimate! We proudly serve Greater Portland & Tacoma Areas and surrounding areas, including Seattle, WA, Tacoma, WA, Olympia, WA, Kent, WA, Medford, OR, Roseburg, OR, Bend, OR, Astoria, OR, and more.


View All Associations

Basement Systems, Inc.: Authorized Dealer
Basement Systems, Inc.: Authorized Dealer
Supportworks, Inc.
Supportworks, Inc.
AGC: Oregon Columbia Chapter
AGC: Oregon Columbia Chapter
Home Builders Foundation of Portland
Home Builders Foundation of Portland
Home Building Association of Greater Portland
Home Building Association of Greater Portland
HomeAdvisor Screened & Approved
HomeAdvisor Screened & Approved
Master Builders Association
Master Builders Association
National Association of the Remodeling Industry
National Association of the Remodeling Industry

We've never seen a crew work as hard as they did. Great communication, explanation of what was being done and just great guys with a personal touch. Thank you for giving our family the BEST!! I would recommend them 1000 times over.

Michael Sharon C from Springfield, OR

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our service area

We serve the following areas

  • Adams
  • Adrian
  • Arock
  • Athena
  • Baker City
  • Bates
  • Bridgeport
  • Brogan
  • Burns
  • Cove
  • Crane
  • Drewsey
  • Durkee
  • Elgin
  • Enterprise
  • Haines
  • Halfway
  • Harper
  • Helix
  • Hereford
  • Huntington
  • Imbler
  • Imnaha
  • Ironside
  • Jamieson
  • Jordan Valley
  • Joseph
  • Juntura
  • La Grande
  • Lostine
  • Meacham
  • Milton Freewater
  • North Powder
  • Nyssa
  • Ontario
  • Oxbow
  • Pendleton
  • Pilot Rock
  • Prairie City
  • Richland
  • Riverside
  • Summerville
  • Sumpter
  • Ukiah
  • Union
  • Unity
  • Vale
  • Wallowa
  • Westfall
  • Weston
Our Locations:

TerraFirma Foundation Systems
761 NE Garden Valley Blvd.
Roseburg, OR 97470

TerraFirma Foundation Systems
13110 SW Wall St
Portland, OR 97223

TerraFirma Foundation Systems
10111 S Tacoma Way D5
Tacoma, WA 98499

TerraFirma Foundation Systems
2001 NE 117th ST
Vancouver, WA 98686
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Service Area
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