Zipper Geo Associates

Geotechnical and Environmental Consulting

ZIPPER GEO CAREERS
  • Expertise
    • Geotechnical Consulting
    • Geotechnical Design
    • Environmental Consulting
    • Construction Services
  • Projects
  • People
  • About
    • The ZipperGeo Advantage
  • Areas We Serve
    • Washington
    • Montana
  • Contact
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John Zipper, P.E., Senior Consultant

John Zipper, P.E., Senior Consultant, 30+ years experience

Speciaties: Geotechnical engineering, geotechnical forensics, geotechnical failure causation, shoring, heavily overconsolidated clays

John contributes to our corporate planning and strategic initiatives, gives input on risk management and quality control, and participates in activities with partner organizations and firms. His expertise guides our principals and employees on technical delivery, project management, and business development. He also performs geotechnical forensic investigations and provides expert witness litigation support on a wide variety of projects.   

John has practiced geotechnical engineering in the Pacific Northwest since 1979, in positions advancing from field and design engineering to manager of project scopes, budgets, and technical quality. His experience includes numerous geotechnical design and evaluation projects nationwide, with emphasis in the Pacific Northwest, spanning a broad range of geotechnical and environmental engineering conditions. In 1998, John founded Zipper Zeman Associates (ZZA) and oversaw a successful merger with a national consulting firm in 2005. He was responsible for overall management of the northwest division of a national firm from 2005 to 2011, and during this time oversaw a new office in Oregon and a doubling of Puget Sound area revenue. 

When not working, John might be found enjoying Lake Wenatchee or traveling the world.

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Michael Bullock, P.E., Principal Engineer
James Georgis, Principal Engineering Geologist

Zipper Geo Associates, LLC
Reducing the risks our clients face underground

A King County Certified Small Contractor

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LOCATIONS

Washington
19019 36th Avenue West, Suite E
Lynnwood, Washington 98036
(425) 582-9928

Montana
805 24th Street West, Suite 8F
Billings, Montana  59102
406-534-4914

 

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