1326 S Water Street Sparta, WI 54656
Associate Membership
Member Since: 2023
Brad VanKirk
Director of Operations
John Freismuth
Wil Calkins
If you are an employee of a GPI member company, we invite you to set up an online account to:
The members of GPI invite and encourage you to join! By working together, we can achieve our mission to maintain and enhance our industry as a whole.
All membership applications for GPI must be approved by the Board of Directors.
