2020

Chuck & Diane Bos - for use of the grounds
Bos Farm Repair
Bos Machine
Genesis Ambulance
Classic Green Club, Inc.
Bill Smith Farms
Mecum Auction
Rock River Lumber & Grain
Green Magazine
Prairie Hybrid Seeds
Pioneer
Wyffels Hybrids
Atkinson Grain & Fertilizer
C. D. Ford & Sons
Channel Seed
Compeer Financial
Woodhull Oil Co.
Xylem
AG Farmacy
​Lewis Farms
​Middle Ground Co.

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2019

Bill Rutherford - for use of the grounds
Bill Smith - for use of the crops
Bos Machine
Bos Farm Repair
Mecum Auction
Genesis  Ambulance
Straightline AG

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2018

Bill Rutherford - for use of the grounds
Bill Smith - for use of the crops
​Bos Farm Repair
Bos Machine
Genesis Ambulance
Straightline AG
Channel Seed
Prairie Hybrid
Pioneer
Wyffles Hybrid
Beck Hybrid

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2017

Bill Rutherford - for use of the grounds
Bill Smith - for use of the crops
Bos Farm Repair
Bos Machine
Genesis Ambulance
Straightline AG

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2016

Bill Rutherford - for use of the grounds
Bill Smith - for use of the crops
Bos Farm Repair
Bos Machine
Genesis Ambulance
Never Dun Acres
Straightline AG