Click to see why people hire us
Contact Us For
A Free Quote!

Yes, we serve Seattle, WA!

For a FREE no-obligation basement waterproofing or crawl space repair estimate in Seattle, WA, please fill out the form to the right and a Basement Systems dealer will contact you shortly.

Our local basement waterproofing and crawl space repair company serves Seattle, WA 

Service Area Zip Codes:


Seattle, WA is serviced by TerraFirma Foundation Systems

We not only adhere to the highest industry standards, we strive to be the industry leader in the home improvement related services we provide. We also use state-of-the-art products and technology which are designed to fix your home.

Services we offer in Seattle:

  • Wet/flooded basement waterproofing solutions
  • 25-year warranty against manufacturing defects on foundation products
  • Basement finishing and remodeling service
  • Crawl space sealing with CleanSpace vapor barrier
  • 25-year warranty on crawl space encapsulation systems
  • FREE written estimates and inspections, and fast installation
  • Financing available

Recent job requests for basement waterproofing in Seattle, WA:

Project Location: 11th Ave NW, Seattle, 98117

Comment: I have noticed a small amount of water coming into my basement when it rains and I want to take care of it before it gets worst.

Project Location: 66th Ave S, Seattle, 98178

Comment: Our unfinished basement has had some water coming in from the basement exterior entrance and some leaks through cracks in the basement foundation. We'd like to get this fixed.

Project Location: 38th Ave SW, Seattle, 98126

Comment: I've got a 800 sq ft basement that I'm finishing I'd like a thermal break to lay vinyl plank on top of

Project Location: N 202nd Street, Seattle, 98133

Comment: Water intrusion into basement.

Project Location: 29th Ave E, Seattle, 98112

Search Request: what to do if you have a leak in your basement

Comment: Water is continually getting in the basement when there is a hard downpour of rain. there has been 40 years of basement leaks and there is no drainage around the house out to the streets please call me for your rates thank you

Project Location: 42nd Ave SW, Seattle, 98136

Comment: I am interested purchasing the Turtl crawl space cover and having it installed. I was directed to your web site in regards to this as you may sell and install this item. Please contact me if this is accurate so I can set up an appointment with your company. Thank you

Project Location: NE 42nd St, Seattle, 98105

Comment: Current we noticed wet carpet in basement floor but we don't know where it comes from.

Project Location: NE 169th, Seattle, 98155

Comment: I have water seepage into my basement from the foundation floor. I am looking for solutions to this problem.

Project Location: N 130th St, Seattle, 98133

Comment: Currently, the Basement is flooding, I hope the contractor comes to my house and get me the quote, and solve the problem ASAP. Thank you'

Project Location: N 71st, Seattle, 98117

Comment: New basement remodel and am looking for flooring options

Project Location: 29th Avenue, Seattle, 98122

Comment: I have a basement foundation wall that is leaking and I need an estimate.

Project Location: 17th Ave NE, Seattle, 98115

Comment: I am looking for an larger window in my basement. Thank you!

Project Location: S. Cloverdale St, Seattle, 98118

Comment: My basement is 800 sq. ft. and it is musty. It could benefit from a French drain due to some visible spots of water, but I financially can only buy a dehumidifier. Please let me know your cost. Thanks

Project Location: West Barrett St, Seattle, 98199

Comment: Expand and finish a basement

Project Location: Sw Austin Pl, Seattle, 98106

Comment: My husband,our 3 kids and myself all live in the basement at my in-laws house and we have concrete floors and moisture tends to leak a Lil thru a tiny bit almost not noticeable but with that and 3 kids we had to pull up our carpet to replace it but i don't wanna just put carpet down to get the same result