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Corporate Offices

In 1945, KI relocated from its original location in Aurora, Ill. to Green Bay, Wis. Our headquarters offers close proximity to major interstates and transportation hubs as well as access to an employee base of talented, knowledgeable people with a renowned Midwestern work ethic. We’re proud to call Green Bay home. 

Physical Address:
1330 Bellevue Street
Green Bay, WI 54302 

P.O. Mailing Address:
P.O. Box 8100
Green Bay, WI 54308

800.424.2432 (toll-free)
920.468.8100 (local)