1. Alfa Aesar by Thermo Fisher Scientific
2. ALS Limited
3. BASF SE
4. Evonik Industries AG
5. Haldor Topsoe A/S
6. Heraeus Group
7. Indian Platinum Pvt. Ltd
8. Johnson Matthey PLC
9. LANXESS AG
10. Mitsubishi Corporation RtM Japan Ltd.
11. Noble Catalyst Private Limited
12. Remettal Deutschland AG
13. Shaanxi Kai Da Chemical Engineering Co. Ltd.
14. Takasago International Corporation
15. Vineeth Precious Catalysts Pvt. Ltd.