1) 3M Company and its affiliates

2) Altumint

3) Annett Holdings

4) CRST International

5) Horsemen's Benevolent and Protective Association (IHBPA)

6) Iowa Northern Railway Company

7) Iowa Thoroughbred Breeders and Owners Association

8) National Association of Insurance and Financial Advisors-Iowa

9) Summit Carbon Solutions

10) World Food Prize Foundation