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Foundation Repair Contractors in Yakima, Washington

Expert Foundation and Basement Repair Near You

Yakima, Washington, experiences a mix of hot, dry summers and cold winters, which can take a toll on your home’s foundation. While the region doesn’t see the same rainfall as western Washington, soil movement caused by irrigation, seasonal moisture changes, and freeze-thaw cycles can still create serious foundation issues over time. Without proper protection, homes in Yakima may be at risk of cracked foundations, uneven settling, water intrusion, and structural damage.


At TerraFirma, we provide trusted foundation repair services in Yakima, Washington. Our team understands the unique soil and climate conditions in Central Washington and delivers long-lasting solutions to keep your home stable and protected year-round. Below, you’ll learn more about the risks homeowners in Yakima face and how we can help safeguard your foundation.

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yakima wa terrafirma foundation waterproofing Yakima

The Risks of Unprotected Homes in Yakima, WA

Cracked Foundations

In Yakima, shifting soil conditions are often caused by cycles of dryness followed by sudden moisture from irrigation or seasonal weather changes. When soil expands and contracts, it places stress on foundation walls, leading to cracks. These cracks may appear vertical, horizontal, or diagonal, each signaling different structural concerns. While some cracks may seem minor, others can indicate serious issues that require immediate attention.

If left untreated, foundation cracks can worsen over time, allowing water intrusion, pest entry, and further structural damage. Professional foundation repair in Yakima helps restore stability and prevent long-term deterioration.

Water Intrusion & Basement Issues

Even in a drier climate like Yakima, basements and crawl spaces remain vulnerable to moisture problems. Poor drainage, overwatering, or snowmelt can allow water to seep into lower levels of your home.

Excess moisture can lead to mold growth, poor indoor air quality, and damage to stored belongings. Preventative solutions like waterproofing and drainage systems help keep your basement dry and your home protected year-round.

How TerraFirma Can Assist Homeowners in Yakima, Washington

Our foundation repair specialists in Yakima use proven techniques and high-quality materials designed for the region’s soil conditions. Our services include:

  • Basement waterproofing solutions
  • Drainage system installation
  • Foundation stabilization and settlement repair
  • Concrete lifting and leveling
  • Crawl space repair and encapsulation

We’re committed to protecting the structural integrity of homes throughout Yakima. Whether you’re dealing with existing damage or looking to prevent future issues, our team is here to help.

Seasonal soil movement in Yakima, caused by expansion during wet conditions and contraction during dry periods, can place ongoing stress on your foundation, leading to cracks and uneven settling over time.

Concrete Driveway & Sidewalk Lifting & Leveling in Yakima, WA

Yakima’s changing weather conditions can cause concrete surfaces to sink, crack, or become uneven over time. Driveways, sidewalks, patios, and steps are especially vulnerable to soil movement beneath the surface.

Many homeowners don’t realize that damaged concrete can often be lifted and leveled without the need for full replacement. TerraFirma uses advanced PolyLevel® polyurethane foam to raise and stabilize concrete quickly, effectively, and with minimal disruption.

We’ve helped homeowners throughout Yakima and surrounding areas restore safe, level surfaces without the cost and hassle of replacement.

Crawl Space & Foundation Repair Company in Yakima, WA

Polylevel concrete repair in Seattle

Concrete Lifting & Leveling for Yakima Homeowners

Cracked driveways, uneven sidewalks, and sinking concrete slabs are all signs that the soil beneath your property has shifted. In Yakima, this is often caused by soil movement due to moisture changes and seasonal conditions.

Using our high-density polyurethane solution, PolyLevel®, we can lift and stabilize:

  • Driveways
  • Sidewalks
  • Garage floors
  • Basement slabs
  • Patios and walkways

This fast, effective solution restores safety and appearance without the need for full concrete replacement.

steel piers Yakima

Top Rated Foundation Repair Company in Yakima, WA

Foundation issues like cracks, settling, and bowing walls are common in Yakima due to shifting soil and seasonal changes. If left unaddressed, these problems can worsen over time and impact both your home’s structural integrity and indoor air quality.

Our team provides thorough, no-obligation inspections to identify the root cause of your foundation concerns.

During Your Free Evaluation, We Check For:

  • Sloping or uneven floors
  • Cracks in walls, brick, or concrete
  • Bowing or weakening foundation walls
  • Mold growth or musty odors
  • Efflorescence (white staining) on basement walls

SCHEDULE A FREE INSPECTION
IN YAKIMA

We offer free inspections to homeowners throughout Yakima and the surrounding Central Washington areas. Contact us today to make sure your home is in top shape!

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Yakima Homeowners Frequently Asked Questions

How does soil movement affect my home in Yakima, WA?

What’s the best way to repair concrete in Yakima?

What types of foundation cracks should I be concerned about?

How do I fix a leaking basement or crawl space in Yakima?

Are damp walls or musty smells a problem in my home?

Which vapor barrier is best for crawl spaces in Yakima?

Can I turn my crawl space into storage?

How to repair damaged concrete in Tacoma?

How is damaged concrete repaired in Yakima?

What causes bad smells to come from my drain?

What is the difference between helical piers and push piers?

SEE WHAT YOUR NEIGHBORS
HAVE TO SAY ABOUT US!

At TerraFirma we take pride in our work! We are trusted and referred by homeowners since 2005, to provide solutions for home foundations, basement and crawl space moisture, concrete leveling, and earthquake retrofitting.

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Yakima Homeowner
Reviews

Don’t take our word for it, see what our clients have to say. From Yakima and surrounding Central Washington communities, our work speaks for itself.

We had a very good experience with Seth Cunningham. He actually did go into the crawl space and really inspected the whole space; 5 starts for Seth.
Real estate agent review: I have been using terrafirma for about 5 years for my foundational issues. Besides a quick window of showing up, the solutions provided are what is needed and not overselling products. As well as practical solutions the pricing has been considerably cheaper than previous companies I worked with earlier in my career. I feel confident using Terrafirma and recommended them to other agents I work with. My most recent trip was with Seth Cunningham and he understood the assignment without me having to explain too heavily.
Seth from Terraferma came to my house on time gave me a fair estimate and recommendations. There was no pressure. He was courteous and I have no hesitation in recommending Seth and his company Terrafirma for any future work.
TerraFirma was the third company to give us an estimate and the price quoted fell in the middle. Since Gloria liked Richard the best, we went with them. Due anticipated permitting and scheduling timelines we were not expecting work to commence until roughly mid July. As it turns out, we caught a couple of lucky breaks and Shea was able to get things going 1-3 June. Ryan and crew arrived on the morning of this year's so far hottest day. After he gave me a quick run-through of what they were going to do, they got to it. Throughout the entire project they were the picture of competence and professionalism. When they left this morning it was almost as if they'd not been here at all. The concrete that had to be removed was replaced and will blend in quite nicely. The mulch and gravel were raked back into position and every scrap of debris was removed. We couldn't be more pleased with the company and the crew.
Five stars aren't enough. We had a sizable project on an old house in tight quarters with neighbors who were concerned. We knew going into our project that there was going to be a lot of guesswork in the planning, and that whomever we hired for the project would have to make changes on the fly. The planning team was very clear about what they knew, and what they were inferring based on their experience and what they might discover when they started excavating. They presented us with us a few different proposals with breakdowns of the cost and a list of the pros and cons of every plan, answering all of our questions before we finalized our choice. The whole team at Terra Firma was incredible throughout; clear, consistent communication about the progress on the project and how it evolved as the plans encountered reality. It was a job well done with consistent care and extra effort. Whether it was the on-site team or the office staff supporting the project, everyone was a genuine pleasure to work with.
I had a positive experience with vapor barrier application to my basement walls, a draining system install that wraps around the basement walls, installation of a sump pump, foundation crack repair, sealing/ vapor barrier install in a crawlspace.
TerraFirma did some concrete work for us right up against our foundation and the end result looks amazing. They were very professional and knowledgeable, and I would definitely hire them again the future. Highly recommend them!
Reasonable rate, young and skilled techs. It is almost like a magic to see the gaps dissapearing.
I was able to leave on a preplanned trip & come back to everything being completed as expected. Communication was excellent & they even sent pictures of their work in progress & completed.
Great; competitive price, installation went great, friendly and responsive staff in person and office. They made a drainage system for our crawl space with a sump pump.
Had Seth Cunningham out this week for an estimate in Thurston County. We appreciated how thorough he was during the inspection and in creating the proposal. Seth was prompt, easy to work with and very professional! Unfortunately, full encapsulation of our crawl space was a little out of our budget as new homeowners, but if you are looking for any foundation or crawl space work done on your house we would definitely recommend having TerraFirma out to look at your place! I got the impression they are a top-of-the-line company that would take care of the homeowners they do business with. I would absolutely recommend them to friends and family... Also plan to call them out if I have any concrete or foundation issues in the future.
We called TerraFirma with a pretty significant problem. We had just purchased a home and were a bit misled on a couple of items. The basement and crawlspace were mold infested (which we did know). What we did not know was that at times of the year, there would be some standing water in the crawlspace. We also didn't know that the drain from the sump pump was actually underwater (adjacent lake), nor did we know the pool backflushed into that same line and actually would enter the crawlspace whenever that process occured. The crawlspace was unvented and unconditioned....the perfect storm of BAD! Our goal was to first remediate the mold and then resolve the issues that allowed the mold to grow in the first place. Enter Terra Firma. Tulane and Terra Firma stood head and shoulders above every other company I spoke with. It wasn't jus that they were going to fix it- we literally walked through every step and every product-I knew what I was buying before we started. The crew was professional, on time and did exactly what they said they would do and in the time frame promised. With Terra Firma, we waterproofed and encapsulated our crawlspace, we insulated the crawlspace, we installed new sub floor drainage with new sump pumps with battery backup to lower the water table under the house (that now drains above the high water line), we installed new structural floor posts where others had rotted, we installed a bypass for the pool overflow and we installed dehumidification and we are in the process of now conditioning the space. Terra Firma led the way and did an excellent job both on the communication and on the installation (at the price originally quoted!). I would highly recommend this firm for anyone with complex and challenging crawlspace issues. Great work and fantastic team from start to finish! Bruce McKee

TERRAFIRMA IN YAKIMA, WA

Even though we’ve been crawling into crawl spaces and repairing foundations for over 20 years, we’re proud to serve homeowners throughout Central Washington.


Check out these helpful homeowner tips for Yakima-area residents, along with before-and-after galleries showcasing our work across Yakima and surrounding communities.

Need Top Rated
Foundation Experts
in Washington?

Our clients don’t just recommend us—they rave! From Tacoma to Seattle, Olympia to Puyallup, and all across Washington state, our trusted experts consistently provide top-rated, reliable foundation solutions. See for yourself why we’re the preferred choice.

TerraFirma had sent a very nice gentleman come out to my house, his name was Seth Cunningham. He was very polite and thorough about his job. Great service. I would recommend this service.
We had Terra Firma lift an RV barn that had settled over 3” in one corner causing a large crack in the concrete floor. The first crew consisting of Mike, Steve, Jeremy, and Preston installed helical piers and righted the building back to level. Schylar then came and installed the poly foam to stabilize the floor system and insert Nexus to fill the cracks. All workers have been very competent and professional and are hard workers. They are responsive to questions and concerns and have treated us very well. Co-ordination of the work was done by Mechele from her office in Roseburg. She has also been a joy to work with in ironing out any problems or concerns we’ve had with the job. Salesman Morgan is a good ambassador for the company and all the work was completed as promised by him! All in all, we are very pleased with the outcome! Mark R
Noah with TerraFirma is very knowledgeable and walked us through all options. Answered our questions and I greatly appreciate all the visuals for options presented. I would recommend Noah to work with!
Seth came out to evaluate my foundation and gave me one of the most thorough and honest assessments I've experienced from a contractor. Professional, communicative, and zero pressure — he clearly takes pride in his work. I didn't move forward with the project through Terra Firma, but that has nothing to do with Seth or the quality of his visit. Highly recommend requesting him specifically. 5 stars.
Bruce did an inspection on my home's crawlspace, and he was simply one of the best estimators/inspectors I've ever worked with. He took time to make sure I understood everything that was going on with my home (including showing me pictures of all areas of concern) and provided me with some very well informed options on how I might address them. Great experience!
My driveway & patio had developed significant cracks that were becoming tripping hazards. After 4 estimates I chose this company because their property estimator was so comprehensive as he evaluated my concerns. Due to a probable communication issue my 1 day project required 2 more half days. Although unexpected, this experience became a fine reminder of the goodness of human beings as we all do the best we can during periods of unplanned labor & additional work hours. Such amazing customer service with respect and politeness to me as I hope I returned to them. Each workman and coordinator, Bree deserve a grand “thank you” for their caring regard for those they serve. They make everything right.
So pleased with the total experience. We were provided with expert analysis of how to achieve stabilization of a concrete slab. Coordination between sales, planning and production was excellent. Technician was very proficient and friendly.
Noah from TerraFirma came to evaluate issues with my house foundation that is need of repair. I was impressed by his thoroughness and the explanation of what was needed to be done to correct the problems. This has been a learning exercise for me since I needed to have more details about the what and why his evaluation needed to be considered. I liked what I heard and his answers to my many questions were realistic.
TerraFirma responded quickly to our call. Came out the same day for a free evaluation of our foundation in old town. Samuel was very friendly, professional, and obviously well knowledgeable about his trade. Within 2 hours we had a very thorough assessment of our foundation, including historical knowledge of our home that I didn't even know about. Thank you TerraFirma, and Sam, for helping us through this!!
Hello! I want to drop a good review for this company. They are pricey, but the quality is well worth it. Our foundation pinning, sump pump and ditch under house was done in 2 1/2 days time. The contractors were very professional, and kind. They let us know every detail. Thank you Terrafirma. Also special shout out to Bree the scheduling coordinator for giving clear instruction and guidance through this whole process.
These folks are WORTH the call and having them out! Seth, specifically, was amazing at scope, plan and presentation. He was so knowledge and really took into account all of the needs of the house structurally and visually. He was extremely professional in house and on the phone. Nothing was over sold or up sold, and every concern I had was listened to and taken into account. Every detail was in the bid neatly and nothing was out of place. If you've got a basement or crawlspace project, this is as professional as it gets. I will DEFINITELY be keeping this company in mind for future projects and for friends and family. Call. Ask for Seth. He's got you.
Seth came out and did a very thorough evaluation. Recommended how to proceed going forward and was extremely professional. Really looking forward to working with them.

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Foundation Evaluation

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