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Costco Wholesale Ongoing Services

Costco Wholesale Corporation, the largest membership club chain in the world, operates membership warehouses that carry brand-name merchandise at substantially lower prices than typically found at conventional wholesale or retail sources. Costco has over 500 stores worldwide, with 376 locations in the U.S. and Puerto Rico.

GRAEF is the civil engineer for Costco’s new Wisconsin stores, including stores in Grafton and Middleton. GRAEF provided complete site development services that include site surveying, natural resources investigations, site evaluations, and the preparation of civil engineering construction documents.

Other Projects

VFW Aquatic Center_header

City of De Pere VFW Aquatic Center


Publix at Hollywood Beach


Brown County Expo Center Redevelopment

Wisconsin Exposition Center

Wisconsin Exposition Center

Fisher Island

Fisher Island Development


Aurora Bay Area Medical Center

Costco Wholesale Ongoing Services Contact

Podrebarac George Cropped

George Podrebarac

Office Leader - Chicago Loop
Kressin, Pat Cropped

Pat Kressin

Vice President of Business Development