SlabJack Geotechnical
Slabjacking, polyurethane foam lifting, and pressure grouting for residential, commercial, and municipal concrete in Seattle, Tacoma, Spokane, and statewide Washington. Founded 2011.
About
SlabJack Geotechnical (Slabjack Geotechnical Ltd) was founded in 2011 by Jerald and Ann Sargent and is headquartered in East Wenatchee, Washington. They provide slabjacking (concrete raising), traditional mudjacking, polyurethane and geopolymer foam injection, pressure grouting, compaction grouting, and concrete crack and joint sealing for residential, commercial, and municipal customers throughout Washington state and north Idaho, covering Seattle, Tacoma, Spokane, Wenatchee, the Tri-Cities, and Yakima. The company holds government agency contracts including a verified Klickitat County 2025 Small Works Roster listing, a BBB A+ rating with accreditation since January 2015, 8 Angi Super Service Awards (5.0/5 from 170+ reviews), and a BuildZoom ranking in the top 3% of Washington licensed contractors.
Services
Methods & Techniques
Mudjacking
A traditional concrete lifting technique that uses a cement-based slurry pumped beneath settled slabs through small holes. Cost-effective for large areas.
Polyurethane Foam Injection
A modern concrete lifting technique using expanding polyurethane foam. Lightweight, fast-curing, waterproof, and minimally invasive.
Service Area
Seattle, Tacoma, Spokane, Wenatchee, Tri-Cities, Yakima, and statewide Washington; also north Idaho
Contact Information
Phone
(509) 888-4600Warranty
Warranty details provided with project estimate
Pricing
Free estimates available
Turnaround
Most projects completed in a single visit
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