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Elite Service Professional Award
By receiving no homeowner complaints and having more than five five star ratings on our profile, TerraFirma was awarded the... [Read more]
Home Advisor Top Rated Company
TerraFirma earned the "Top Rated" award from Home Advisor, a home improvement website that millions of homeowners trust to help... [Read more]
Inc. Fastest-Growing Private Companies in America
TerraFirma Foundation Systems ranked 1,1718 out of 5,000 companies on Inc. Magazine's Fastest Growing Private Companies in America. In Oregon,... [Read more]
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Expert Crawl Space & Wet Basement Repair Services in Bellevue, WA

Happy Customers Surrounding Bellevue, WA
Work Requests

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We repair basements, foundations, crawl spaces, & more

Are you looking for a reliable contracting company that can provide long-lasting solutions for leaky basement walls, settled foundations, humid crawl spaces, and more? TerraFirma is the solution! We have been apart of the Bellevue, WA community since 2005, providing attentive customer service, superior products, and expert craftsmanship!

With expert foundation repair, crawl space repair, basement waterproofing, and earthquake retrofitting services, we restore Bellevue, WA homes and guard them against future damage.

Call 1-844-311-8051 or click below to schedule a FREE, no-obligation estimate on any of our services, that can be perfectly adapted to your home's specific needs!

Durable foundation repair solutions

Whether you have tilting foundation walls, foundation cracks, settling soils, or other foundation issues, TerraFirma has certified Supportworks products and solutions that are proven effective by their team of in-house geotechnical and structural engineers.

We know even the smallest of foundation issues can worsen and cause further damage, which is why we offer free consultations and service estimates with a system design specialist, who helps you with the entire repair process from start to finish!

Our foundation repair services include:

  • Pier systems
  • Structural repair services
  • Foundation wall repair systems
  • Spray concrete
  • And more!

Our foundation repair solutions do more than restore your Bellevue, WA home, they protect it against further structural damage. Contact us to schedule your free foundation repair inspection and estimate today!

Crawl space restoration & sealing

Crawl spaces with pooling water, humidity, mold growth, and other issues can cause further damage to the rest of your Bellevue, WA home. TerraFirma provides certified CleanSpace solutions that repair crawl spaces and protects them, sealing them from the elements and adding extra storage space.

Our crawl space repair & encapsulation services include:

  • Crawl space sump pumps
  • Crawl space vapor barriers
  • Crawl space access wells & doors
  • Downspout extensions
  • And more!

Whether you need crawl space structural repairs, need to lower crawl space humidity, or need to remove excess water from the crawl space, we have these solutions and more. Once your crawl space is repaired, consider sealing it for added protection and storage!

Basement waterproofing solutions in Bellevue, WA

Damp basement walls, leaky windows, and pooling water stains are just some of the signs your basement has a water infiltration issue. TerraFirma specializes in basement waterproofing solutions that not only restore your Bellevue, WA below-grade space but also prevent future water damage. 

Our warrantied Basement Systems products and methods can be perfectly adapted to your homes unique needs!

Our basement waterproofing services include:

  • Waterproof wall & floor products
  • Water heater protection
  • Basement dehumidifier
  • Basement sump pump
  • Wall crack repair services
  • Interior & exterior drainage solutions
  • Window well drains
  • Downspout extensions
  • And more!

Not sure where to start on your wet basement repair? Contact TerraFirma to schedule a FREE service estimate in Bellevue, WA today!

Structural repair services & more in Bellevue, WA

TerraFirma offers reliable foundation, crawl space, and wet basement services and more. Since 2005, they have been offering the Bellevue, WA community reliable products, expert craftsmanship, and valuable customer experiences.

Whether you have a cracked foundation, leaky basement walls, or a wet crawl space, we have these solutions and more! Call 1-844-311-8051 or click below to schedule a FREE, no-pressure service estimate for any of our services in Bellevue, WA!

Work Requests From Bellevue, WA
in Bellevue
Kitchen floor slope down.
in Bellevue
Crawlspace Water Potential Issue
in Bellevue
We currently have standing water in our crawlspace due to 1) a leaking pipe, and 2) undetermined cause...rain seeping in? Would like a bid -- we definitely need the water removed and probably a sump pump installed.
in Bellevue
Crawl space insulation and moisture barrier replacement cost
in Bellevue
We have some cracking and slight bowing of our foundation and would like a review and estimate if it needs repair.
West Lake Sammamish Pkwy NE in Bellevue
My house has a serious sag in the middle where the piers were not given a solid enough base.
in Bellevue
Dirt crawl space attracts rodents and has intermittent odor problems.
in Bellevue
Need to fill void under foundation and floor. I'm available this weekend and Monday
in Bellevue
We have a 'basement' area where we are getting moisture through the block wall and at the base of the floor, where it meets the block wall. Need to keep the moisture out, so that we can have dry storage in this area
in Bellevue
Moisture and critters in the crawl space. I'd like a quote to seal it up. Thanks! John
in Bellevue
I would like a quote to repair water in a crawlspace
in Bellevue
Moisture seep on north wall in basement
in Bellevue
Renter claims sump pump not working.
W Lake Samm Pkwy Se in Bellevue
Old fiberglass batting falling off of crawlspace. Want to understand how much would it cost to encapsulate the 1000ft crawlspace. Approx height 3-4 feet
in Bellevue
Day light basement needs to be sealed and possibly add in a built in sump pump. Water currently coming in through a crack in the slab also through the crack between the floor and wall.
in Bellevue
After heavy or day-long rains (like today), we have standing water in our crawl space. We would like you to investigate the root cause for this, then waterproof the crawl space, and insulate the crawl space floor and walls to make the crawl space useable as storage space.
in Bellevue
I would like a quote on crawl space drainage and insulation.
in Bellevue
Crawlspace insulation and vapor barrier installation for about 600 sq.ft of crawlspace. Please let us know preferably by email or you could come visit and give estimate in person as well.
in Bellevue
I would like a quote on cleaning up and repairing as needed my crawl space.
in Bellevue
Window well fail and accumulate sediment. No drainage.
Serving the following Bellevue, WA zip codes
98004, 98005, 98006, 98007, 98008, 98009, 98015, 98004, 98005, 98006, 98007, 98008, 98009, 98015