1. BASF SE
2. Boehringer Ingelheim Animal Health
3. DSM Nutritionals
4. Kemin Industries
5. Nestl? Purina Petcare
6. Roquette Freres
7. VIT2be-Diana Group
8. Archer Daniels Midland Company
9. Darling International Inc
10. Novotech Nutraceutical
11. Symrise AG