1-866-SLABJACK Employee Directory

ConstructionWashington, United States2-10 Employees

1-866-SLABJACK, operating as Slabjack NW, is a construction company based in Issaquah, Washington. It provides concrete lifting and foundation repair services for commercial and building projects in Seattle and Western Washington, focusing on re-leveling and raising sunken concrete as a cost-efficient alternative to replacement. The work covers issues such as cracked or deteriorating foundations, uneven sidewalks or driveways, and sinking warehouse floors, with an emphasis on precision and durability. 

The business is owned and operated from Issaquah by William J. Freeburg, who serves as chief estimator and oversees field operations, and his son David J. Freeburg, the managing partner who directs all operations. Both bring prior experience in construction and project management with commercial contractors, including Bayley Construction, Maintco, Inc., and McKinstry Co., and David holds a Bachelor of Science in Construction Management from the University of Washington.

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