?- AB Vista
- Agrihealth
- Alltech
- Anco Animal Nutrition Competence GmbH (Archer Daniels Midland Company)
- ARM & Hammer Animal Nutrition
- Beneo
- Biorigin
- Bluestar Adisseo (Novozymes)
- Calpis Co. Ltd
- Cargill
Incorporated
- Chr. Hansen Holding A/S
- Delacon Biotechnik Ges.M.B.H.
- Dr. Eckel Animal Nutrition
- DuPont
- Evonik Industries
- Kemin Industries Inc.
- Koninklijke DSM N.V.
- Lallemand Inc.
- Land O’ Lakes
- Lesaffre
- Nutreco N.V
- Ohly
- Pancosma
- Phytobiotics Futterzusatzstoffe GmbH
- Pure Cultures
- Unique Biotech