- COMPANY - Slabjack Geotechnical is a family owned and operated company with locations in Spokane, Tri-Cities, Puget Sound and Wenatchee Washington. Founded in 2011 by Jerald and Ann Sargent, Slabjack Geotechnical is a full service slab jacking / concrete raising, foundation repair and concrete crack repair company. Jerald brings over thirty years of successful business ownership and problem solving to the company and recognized nationwide as a leader in injection grouting. Slabjack Geotechnical provides commercial, industrial, municipal and residential services to all of Washington State and Idaho. Slabjack Geotechnical is fully licensed, bonded and insured. - EXPERIENCE - Slabjack Geotechnical is the most experienced concrete raising company in the markets we serve utilizing the advanced Geo-polymer injection method. Slabjack Geotechnical provides free on-site estimates for residential concrete repair of driveways, patios, sidewalks, porches, entryways, pool decks, garage floors, basement floors and other residential services. We also provide slab jacking services for Commercial and Industrial facilities as well as Municipal projects such as swimming pools and infrastructure rehabilitation. We have raised thousands of slabs all across Washington and Northern Idaho, from Walla Walla to Wenatchee, to Spokane and Couer d'alene. - METHOD - Slabjack Geotechnical utilizes cutting edge technology and D.O.T. approved polymers that are manufactured with up to 50% recycled materials, a first in our industry. When compared to replacement, Slabjack will provide savings of 40 to 80% and compared to other methods of concrete leveling we offer superior aesthetics, quieter operations, less mess, a quicker process. The best part is you can use your driveway, sidewalk, patio or whatever concrete slab we repair the second we leave. For more information about Geo-polymer injection slab jacking vs. mud jacking, visit our Geo-Polymer Information Page. . Slabjack Geotechnical - Settled Concrete Raising and Leveling Specialist.