Slabjack NW LLC

Polyurethane foam concrete lifting and slabjacking for driveways, patios, sidewalks, and garage floors in Seattle, Tacoma, and the Puget Sound. In business since 1995.

About

1-866-SLABJACK (Slabjack NW, LLC) has been based in Lynnwood, Washington since 1995. The company switched from traditional mudjacking to all-polyurethane foam lifting in fall 2018, now injecting expanding foam beneath settled driveways, sidewalks, patios, garage floors, pool decks, porches, and basement slabs to restore them to grade. They serve residential customers throughout the Puget Sound region, including Seattle, Tacoma, Bellevue, Redmond, Olympia, Renton, Marysville, Everett, and Puyallup. The company is listed on Yelp (6116 211th St, Lynnwood WA, 33 reviews updated September 2025), Angi, and HomeAdvisor (4.6/5 overall rating), and has a BBB profile on file.

Listing details

Profile completeness: 67%

ConcreteWorks does not independently verify licensing or insurance. Confirm credentials directly with the contractor before hiring.

Profile status
Profile not yet claimed
License info
Not provided
Insurance info
Not provided
Years in business
31+ years in business
Service area
2 cities listed
Contact info
2 contact methods listed
Specialties
Not provided

Methods & Techniques

Polyurethane Foam Injection

A modern concrete lifting technique using expanding polyurethane foam. Lightweight, fast-curing, waterproof, and minimally invasive.

Service Area

Based in Seattle, WA

Also serves Tacoma

Puget Sound area: Seattle, Tacoma, Bellevue, Olympia, Everett, Marysville, Puyallup, and surrounding communities

Get Preferred Placement in Seattle, WA

Preferred Contractors appear above standard listings when homeowners search for concrete leveling, mudjacking, and foam lifting contractors in Seattle, WA.

Preferred City Listing

Preferred placement on your city page, above standard listings

Get Preferred Placement

Preferred placement is limited per location.

Ready to Level Your Concrete?

Compare local concrete leveling contractors and get free estimates for your project.