Guenthner Potato Co.

Seed Potato
Improvement Association

High quality seed potatoes from Wisconsin

Founded in 1936 by Joseph S. Guenthner

Phone: 715-623-7877
FAX 715-623-7127

Email:
mikegpci @ cirrinity.com

(remove spaces to use email address)

Incorporated 1956 by Joseph F. Guenthner

(L-R) Joseph F. Guenthner, Joseph S. Guenthner, Margaret (Guenthner) Wendt and Harvey Guenthner

Joseph F. Guenthner


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