1.Gujarat State Fertilizers & Chemicals Ltd.
2.Brahmaputra Valley Fertilizer Corporation Ltd.
3.OCP GROUP
4.MMTC Ltd.
5. Mosaic India Pvt. Ltd.
6.Krishak Bharati Co-operative Ltd.
7.Potash Corporation of Saskatchewan Inc.
8.Indo Gulf Fertilisers Ltd. (A unit of Aditya Birla Nuvo Ltd.)
9.J.J.Consultants Pvt.Ltd.
10.Reliance Industries Ltd.
11.Rabo India Finances Pvt. Ltd.bank
12. Sun International
13. British Sulphur Consultants
14. Nagarjuna Fertilizers & Chemicals Ltd.
15. Paradeep Phosphates Limited
16. Tradex India Corporation Pvt. Ltd.
17. Matix Fertilisers & Chemicals Ltd.
18. Arul Consultants Private Limited
19. ICL Fertilizers (India) Pvt. Ltd.
20. S L Dev & Company Pvt. Ltd.
21. Godrej Agrovet Ltd.
22. Jyoti Consultants
23. ReAgro International
24. Shreeji Overseas India Pvt. Ltd.
25. Louis Dreyfus Commodities India Pvt. Ltd.
26. P. K. International
27. Abdullah Haji Rahimtula & Sons Pvt. Ltd.
28. Shail Info
29. Hindustan Zinc Limited
30. Heavy Water Board, Department of Atomic Energy, Govt. of India
31. International Zinc Association
32. Kanpur Fertilizers & Cement Ltd.
33. Jubilant Industries Limited
34. Koch Fertilizer Asia Pvt. Ltd.
35. Transammonia India Trading Private Limited
36. Dynamic Sales Service International (P) Ltd.