The Council's membership currently represents 42 very diverse groups:​

1. AgScape
2. Beef Farmer's of Ontario
3. Berry Growers of Ontario
4. Bioindustrial Innovation Canada
5. Chicken Farmers of Ontario
6. Christian Farmers’ Federation of Ontario
7. Gordon S. Lang School of Business and Economics, University of Guelph
8. Dairy Farmers of Ontario
9. Ecological Farmers Association of Ontario
10. Egg Farmers of Ontario
11. F.A.R.M.S
12. Farm and Food Care Ontario
13. Flowers Canada (Ontario)
14. Food and Beverage Ontario
15. Ginseng Ontario
16. Grain Farmers of Ontario
17. Grape Growers of Ontario
18. Livestock Research Innovation Corporation​
19. Mushrooms Canada
20. National Farmers Union – Ontario
21. OAC Student Federation
22. Office of Research, University of Guelph
23. Ontario Agriculture College, University of Guelph
24. Ontario Agri Business Association
25. Ontario Apple Growers
26. Ontario Bean Growers
27. Ontario Broiler Hatching Egg and Chick Commission
28. Ontario Federation of Agriculture
29. Ontario Fruit & Vegetable Growers’ Association
30. Ontario Greenhouse Alliance
31. Ontario Greenhouse Vegetable Growers
32. Ontario Independent Meat Processors
33. Ontario Pork
34. Ontario Potato Board
35. Ontario Processing Vegetable Growers
36. Ontario Sheep Farmers
37. Ontario Tender Fruit Producers Marketing Board
38. Organic Council of Ontario
39. Rural Ontario Institute
40. Turkey Farmers of Ontario
41. Union des cultivateurs-Franco-Ontariens
42. Veal Farmers of Ontario 

Photo credit: Grain Farmers of Ontario