Wisconsin Seed Potato
Improvement Association

High quality seed potatoes from Wisconsin

wi map
Guenthner Potato Co.
Growing: Snowden, Lady Liberty,
Founded in 1926 by Joseph S. Guenthner

Guenthner Potato Co. Inc.
P.O. Box 320
Antigo, WI 54409

Incorporated 1956 by Joseph F. Guenthner
guenthner WI certified seed logo guenthner
(L-R) Joseph F. Guenthner, Joseph S. Guenthner, Margaret (Guenthner) Wendt and Harvey Guenthner Office 715-623-7877
FAX 715-623-7127
Robert Guenthner
Email gpci.office.assistant @ gmail.com (remove spaces to use email)
Joseph F. Guenthner


© 2008-2012 Wicsonsin Seed Potato Improvement Association
website by R. V. James Designs, LLC,