Board of Directors
![](/library/staff/Osterhaus_24_tn.jpg)
John Osterhaus, President
At Large Director - 2026-1
22417 Yorktown Rd
Chadwick, IL 61014
Cell: 815-718-3414
22417 Yorktown Rd
Chadwick, IL 61014
Cell: 815-718-3414
![](/library/staff/Jeremy_Heim_tn.jpg)
Jeremy Heim, Vice-President
North Region - 2026-1
N5566 County Rd E
Kewaunee, WI 54216
Cell: 920-536-0118
N5566 County Rd E
Kewaunee, WI 54216
Cell: 920-536-0118
![](/library/staff/Randy_Clark_headshot_tn.jpg)
Randy Clark, Secretary
Corporate Rep - 2026-1
208 River Knoll Drive
Mayville, WI 53050
Cell: 920-960-7478
208 River Knoll Drive
Mayville, WI 53050
Cell: 920-960-7478
![](/library/staff/Lemmenes_24_tn.jpg)
Isaac Lemmenes, Treasurer
Corporate Rep - 2025 - 2
1250 Westbury Court
Manitowoc, WI 54220
Cell: 920-629-8654
1250 Westbury Court
Manitowoc, WI 54220
Cell: 920-629-8654
![](/library/staff/Snapchat-508757477_cropped_tn.jpg)
Bruce Dannenberg
Southwest Region - 2027-1
360 Pleasant View Rd
Mineral Point, WI 53565
Cell: 608-574-6222
360 Pleasant View Rd
Mineral Point, WI 53565
Cell: 608-574-6222
![](/library/staff/PatJohnson_24_Cropped_tn.jpg)
Pat Johnson
Southeast Region - 2027-2
13026 W Townsend Road
Evansville, WI 53536
Cell: 608-843-9135
13026 W Townsend Road
Evansville, WI 53536
Cell: 608-843-9135
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Amanda Krepline
At Large Director - 2025-1
21913 W Goodwin Rd
Reedsville, WI 54230
Cell: 920-378-2048
21913 W Goodwin Rd
Reedsville, WI 54230
Cell: 920-378-2048
![](/library/staff/Luck_Brian_LR_tn.jpg)
Brian Luck
Honorary Rep
UW-Madison
Agricultural Engineering Bldg
460 Henry Mall
Madison, WI 53706
Office: (608) 890-1861
UW-Madison
Agricultural Engineering Bldg
460 Henry Mall
Madison, WI 53706
Office: (608) 890-1861
![](/library/staff/JosephSanford_LR_tn.jpg)
Joseph Sanford
Honorary Rep
UW-Platteville
313 Pioneer Tower
Platteville, WI 53818
Cell: 608-438-0572
UW-Platteville
313 Pioneer Tower
Platteville, WI 53818
Cell: 608-438-0572