Terracon’s Tacoma office was established in 2002 as part of Zipper Zeman Associates, Inc. Since merging with Terracon in 2005, the Tacoma office has continued to provide geotechnical and environmental consulting services, while recently expanding to provide materials testing and Special Inspections. The Tacoma office serves the southern Puget Sound area and western Washington.



10029 S. Tacoma Way, Suite E-2 Tacoma, WA 98499
Phone: (253) 573 9939
Fax: (253) 573 9959