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.
Listing details
Profile completeness: 100%ConcreteWorks does not independently verify licensing or insurance. Confirm credentials directly with the contractor before hiring.
- Profile status
- Profile not yet claimed
- License info
- License & insurance info provided
- Insurance info
- Reported on contractor's website
- Years in business
- 15+ years in business
- Service area
- 3 cities listed
- Contact info
- 2 contact methods listed
- Specialties
- 6 specialties listed
License and insurance details above were reported on the contractor's own website. Ask for a current state license number and a certificate of insurance before signing a contract.
Services & Specialties
License and insurance details are reported on the contractor's own website and have not been independently verified.
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.
Project Types
Service Area
Based in Seattle, WA
Seattle, Tacoma, Spokane, Wenatchee, Tri-Cities, Yakima, and statewide Washington; also north Idaho
Service Areas
Browse the cities and services where SlabJack Geotechnical is listed.
- Concrete Leveling in Seattle, WA
- Concrete Repair in Seattle, WA
- Patio Leveling in Seattle, WA
- Driveway Leveling in Seattle, WA
- Sidewalk Leveling in Seattle, WA
- Foam Leveling in Seattle, WA
- Slab Jacking in Seattle, WA
- Mudjacking in Seattle, WA
- Concrete Leveling in Spokane, WA
- Concrete Repair in Spokane, WA
- Patio Leveling in Spokane, WA
- Driveway Leveling in Spokane, WA
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Helpful Guides
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Concrete Leveling Cost in 2026: What to Expect
Concrete leveling costs $3-$10 per square foot in 2026. See mudjacking, foam leveling, and replacement pricing by project type and slab condition.
ComparisonsMudjacking vs. Foam Leveling: Which Is Right for You?
Mudjacking vs. foam leveling compared: cost, cure time, durability, weight, hole size, and the best situations for each concrete lifting method.
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