Contact Us For
A Free Estimate!
Reviews From Multnomah County
Products & Services

Basement Waterproofing
Waterproof Wall Products
DryTrak Basement Water Control System
Floodring Water Heater Protection
Basement Dehumidifier
Sump Pump Solutions
TripleSafe Sump Pump
SuperSump Sump Pump
UltraSump Sump Pump
Interior Drainage Systems
WaterGuard® Drainage System
WaterGuard®: Iron Ochre System (IOS)
WellDuct Window Well Drain

Foundation Repair
Pier Systems
Push Piers
Slab Piers
Helical Piers
SmartJack Crawl Space Support Posts
Foundation Wall Repair
Geo-Lock Wall Anchors
PowerBrace Basement Wall Repair System
CarbonArmor Reinforcing Basement Wall System
Bowing Foundation Wall Repair
Shotcrete Spray Concrete
Concrete Lifting

Concrete Repair
Concrete Driveway Repair
Concrete Pool Deck Repair
Concrete Walkway Repair
Concrete Patio Repair
Concrete Leveling & Lifting
Mudjacking Alternatives
NexusPro Cracked Concrete Repair

Earthquake Retrofitting

Free Estimates & Inspections

TerraFirma serving Multnomah County, OR

The guys did a wonderful job and we couldn’t have asked for a better result. So awesome! And they did...
Happy Customers Surrounding Multnomah County, OR
Work Requests

Click the icons to see what our customers had to say.

Highly-Trained Foundation Repair, Basement Waterproofing, Crawl Space Repair & Concrete Repair Company in Multnomah County, OR

TerraFirma adheres to the highest industry standards in foundation repair, basement waterproofing, crawl space repair, and structural repair. We strive to be the industry leader in the home improvement services we provide. Our installation crews and foundation repair specialists use only state-of-the-art products and technology designed to fix your home. We are the Supportworks and Basement Systems dealer in Multnomah County.

Foundation Repair Services We Offer in Multnomah County:

  • Foundation and structural repair solutions
  • Foundation piers, including helical piers
  • Foundation slab repair
  • Foundation crack repair
  • Foundation stabilization, leveling & underpinning
  • Foundation settlement/sinking repair
  • Foundation wall repair
  • Sinkhole repair
  • Push pier underpinning
  • Concrete sidewalk leveling & repair
  • Concrete driveway leveling & repair
  • 25-year warranty against manufacturing defects on foundation products
  • Financing available
  • FREE written estimates and inspections

Basement Waterproofing & Crawl Space Repair Services We Offer in Multnomah County:

  • Wet/flooded basement waterproofing solutions
  • Lifetime warranty on all perimeter waterproofing systems
  • Crawl space encapsulation and insulation
  • Crawl space waterproofing
  • Sagging crawl space repair with crawl space support post installation
  • Crawl space sealing and vapor barrier installation
  • Crawl space dehumidifier installation
  • Sump pump installation, replacement, and repair
  • 25-year warranty on crawl space encapsulation systems
  • FREE written estimates and inspections
Work Requests From Multnomah County, OR
Vicinity of in Multnomah
Would like a quote to bring the foundation up to snuff for earthquakes.
Vicinity of SE Stephens St in Multnomah
Foundation & water proofing basement
Serving the following Multnomah County, OR zip codes
Portland 97233, Portland 97220, Portland 97213, Portland 97206, Portland 97283, Portland 97240, Portland 97230, Portland 97217, Portland 97210, Portland 97293, Portland 97203, Portland 97266, Portland 97236, Portland 97221, Portland 97214, Portland 97207, Portland 97286, Portland 97242, Portland 97231, Portland 97218, Portland 97211, Portland 97294, Portland 97204, Portland 97280, Portland 97238, Portland 97227, Portland 97215, Portland 97208, Portland 97290, Portland 97201, Portland 97256, Portland 97232, Portland 97219, Portland 97212, Portland 97296, Portland 97205, Portland 97282, Portland 97239, Portland 97228, Portland 97216, Portland 97209, Portland 97292, Portland 97202, Portland 97258, Gresham 97080, Gresham 97030, Troutdale 97060, Fairview 97024, Corbett 97019, Bridal Veil 97010