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Find Foundation drainage installers and replacers in Seattle

Avatar for Wu Construction
Wu Construction
4.6(
238
)

Serving Seattle, WA and surrounding areas

Approved

In business since 1983

Free estimates

Emergency services offered

"Foundation Repairs - We had dry rotted wooden posts due to concrete pads being buried below the dirt. Wu Construction replaced the posts/ piers and placed new concrete pads on top of the existing to raise them above the dirt. I had some questions and Victor Wu followed up with me. Victor is very professional, honest and fairly priced. I would recommend them to anyone who needed these services as well."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+11

Response time4 hrs
36 neighbors recently requested a quote
Recommended by94%of homeowners
Avatar for TerraFirma Foundation Systems
TerraFirma Foundation Systems
4.0(
99
)

Serving Seattle, WA and surrounding areas

Approved

In business since 2005

Free estimates

Warranties offered

"Our house is almost 130 years old, so we needed to have some foundation stabilization done. The company was a pleasure to do business with. From our initial consultation and beyond, every contact was courteous and knowledgeable. On the first day of the project, after removing the dirt to see the foundation, it was discovered that the existing foundation was not sufficient to support using the helical piers according to the building inspector. The dirt was all replaced and it was arranged to come back out and give me a quote for a different process using smart jacks. Due to circumstances at my local building department, the new job had to be postponed until a new permit could be obtained. Once that was done I was rescheduled and the job was completed in a day and a half. When the building inspector came to sign off on the permit, he raved at what a great job they had done. I would definitely recommend them to anyone who asked."
A System Design Specialist helping a homeowner
Encapsulating a crawl space
Fleet of vehicles in our Portland, Oregon locatio
Loading up our truck for a piering job
Loading up a truck for a waterproofing job

+33

Response time40 mins
Response rate98%
99 neighbors recently requested a quote
Avatar for Groundworks
Groundworks
4.3(
313
)

Serving Seattle, WA and surrounding areas

Approved (Corporate)

In business since 1995

Free estimates

Emergency services offered

"Everything went as planned. The came on time, cleaned up afterward, and even patched a crack that wasn’t part of the original contract. Didn’t even ask them; they offered. Super happy with the result. I’d hire them again."
Foundation
Foundation
Foundation
Concrete
Concrete

+16

Response time2 days
170 neighbors recently requested a quote
Recommended by83%of homeowners
Avatar for Andy Construction LLC
Andy Construction LLC
4.9(
30
)

Serving Seattle, WA and surrounding areas

Approved

In business since 2011

Free estimates

Warranties offered

"We had pest and ant problems in a 1930’s home we recently purchased. It had been vacant for some time. Part of the solution was to redo the crawl space. Andy Construction gave us a very reasonable quote for removing what was there and installing the vapor barriers, replacing spotty floor insulation, sealing cracks and new access doors. The crew was courteous, on time, and left no mess. We haven’t seen a mouse since and the ants are getting under control. Our floors and home are so much warmer! We heartily recommend Andy’s Construction."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Response time7 hrs
2 neighbors recently requested a quote
Recommended by95%of homeowners
Avatar for Urban Drainage & Masonry, LLC
Urban Drainage & Masonry, LLC
5.0(
11
)

Serving Seattle, WA and surrounding areas

Approved

In business since 2025

Free estimates

Credit card accepted

"Urban Drainage & Masonry replace the chimney on my house. They did an excellent job. They arrived on time. Finished in one day and cleaned up when the job was completed. They were also very professional and respectful. I would highly recommend them."
Outdoor works
Outdoor works
Outdoor works
Outdoor works
Outdoor works

+3

2 neighbors recently requested a quote
Avatar for John's Waterproofing Co.
John's Waterproofing Co.
4.2(
72
)

Serving Seattle, WA and surrounding areas

Approved

In business since 1974

Free estimates

Warranties offered

"We had a damp crawlspace. John's installed drainage with sump pumps (lead and backup with battery backup power) and encapsulated the dirt with 20 mil plastic. They also installed PU foam around the perimeter foundation walls to complete the insulation envelope of the house and a dehumidifier top keep the crawlspace area dry. In short, this work solved the problem we had and provided the added benefits of a more energy efficient and comfortable house due to the insulation as well as better indoor air quality. The work was done in four days and at considerably less cost than a competing contractor bid to do it. Another person that we had inspecting house later looked at the crawlspace and commented, "Wow! You could do brain surgery down here." We actually wouldn't recommend that though ;)"
New Home Encapsulation
SilverGlo Insulation
CleanSpace
SaniDry Dehumidifier
Puddling in Basement

+7

Response time10 hrs
46 neighbors recently requested a quote
Recommended by90%of homeowners
Avatar for Diversified Crawlspace Servs
Diversified Crawlspace Servs
3.9(
25
)

Serving Seattle, WA and surrounding areas

Approved

In business since 1992

Free estimates

Emergency services offered

"We had a foot of water in our crawl space after the snow and 6 in. of rain from the December 2021 storms. I had called several companies to come out to take a look and give quotes. Ethan from diversified was the 3rd quote we received. Ethan explained the issue, explained what they would do to remedy it, and answered all my questions. He sent me the quote which was very resonable. BE SURE TO GET SEVERAL QUOTES. ONE COMPANY QUOTED US DOUBLE OF WHAT WE PAID DIVERSIFIED. They were able to get a team out two days later. The team was on time, professional, and did really good work. We ended up needing a sump pump due to ground water coming up. They applied a mold application and completed the work in a day. I highly recommend these guys and did my research prior to having them do the work. I am very impressed and happy we chose them."
crawlspace drainage
crawlspace drainage
crawlspace drainage
crawlspace drainage
crawlspace drainage

+18

6 neighbors recently requested a quote
Recommended by60%of homeowners
Avatar for Iron Earth Construction LLC
Iron Earth Construction LLC
5.0(
4
)

Serving Seattle, WA and surrounding areas

Approved

In business since 2021

Free estimates

Credit card accepted

"Iron Earth is the complete deal. They took down an 70 yr old garage that had seen much better days and replaced it with an exciting new garage and RV Port with a storage loft. Dan Faris and his crew did a marvelous job of tackling every step of the process; from planning, permitting, design, teardown, removal of old garage and every facet of the build. Unlike some contractors I've experienced in the past, he listened to our wants and needs. Discussing what could and couldn't be done while providing the details. I knew they were offering us to be partners in the process, not telling us what the project would be like others had. The team was professional and reliable i knew I could trust them in every facet. Iron Earth Construction and Dan Faris will be my go to for future projects, as I know I can rely on them."
Before
During rooftop build
Rooftop Deck during
AFter
Installation of Euro Fencing

+43

Response time3 days
17 neighbors recently requested a quote
Recommended by75%of homeowners
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