1. Billions Europe Limited
2. CI Resources Limited
3. Eurochem Group AG
4. Fosfitalia S.p.A
5. GFS Chemicals Inc.
6. J.R. Simplot Company
7. Noah Chemicals Inc.
8. Nutrien Ltd.
9. OCP SA
10. PhosAgro Group of Companies
11. Phosphea
12. Prayon S.A.
13. Reephos Chemical Co. Ltd.
14. Rotem Kimyevi Maddeler A.?
15. Sichuan Mianzhu Sanjia Feed Co. Ltd.