1. Central Drug House Ltd.
2. Element Chemilink Pvt. Ltd.
3. Ionis Pharmaceuticals Inc.
4. Mahadev Pharmaceuticals
5. Nippon Chemical Industrial Co. Ltd.
6. Otto Chemie Pvt. Ltd.
7. Pacific Organics Private Limited
8. Pat Impex
9. Prabhat Chemiorganics Ltd.
10. SACHEM Inc.
11. Sigma Aldrich by Merck KGaA
12. Tatva Chintan Pharma Chem Pvt. Ltd.
13. TCI Chemicals (India) Pvt. Ltd.
14. Tokyo Chemical Industry Co. Ltd.
15. Universal Mine Chem