- National Corn Growers Association
- Colorado Corn Growers Association
- Illinois Corn Marketing Board
- Indiana Corn Marketing Council
- Iowa Corn Promotion Board
- Kansas Corn Commission
- Kentucky Corn Growers Association
- Maryland Grain Producers
- Corn Marketing Program of Michigan
- Missouri Corn Merchandising Council
- Nebraska Corn Board
- Ohio Corn Marketing Program
- South Dakota Corn Utilization Council
- Virginia Grain Producers Association
- Wisconsin Corn Promotion Board