- AB Vista Feed Ingredients
- ADM Animal Nutrition
- APC
- Alltech
- Azomite Mineral Products
- BASF Corporation
- Bayer CropScience
- Boehringer Ingelheim Animal Health
- Cargill Animal Nutrition
- Chr. Hansen Animal Health and Nutrition
- CJ America
- CSA Animal Nutrition
- Darling Ingredients
- Diamond V
- Distributors Processing
- DSM Nutritional Products
- Elanco Animal Health
- Evonik-Degussa Corporation
- Fats and Proteins Research Foundation
- Feedworks USA
- Hamlet Protein
- Hanley International
- Hubbard Feeds
- IFF-Danisco Animal Nutrition
- International Ingredient Corporation
- Kalmbach Feeds
- Kemin Animal Nutrition & Health
- Kent Nutrition Group
- Lallemand Animal Nutrition
- Micronutrients
- National Pork Board
- Novus International
- NutriQuest
- Phibro Animal Health
- PIC North America
- PMI
- Provimi
- Purina Animal Nutrition
- Ralco Nutrition
- The Maschhoffs
- The Sunswine Group
- Topigs Norsvin
- United Animal Health
- Vita Plus Corporation
- Zinpro Corporation