- Celanese Corporation
- DAICEL CORPORATION
- Eastman Chemical Company
- INEOS
- Jiangsu Sopo (Group) Co. Ltd.
- Jubilant Life Sciences
- KAI CO. LTD.
- Sasol
- Sipchem
- Showa Denko K.K.
- Wuxi Baichuan Chemical Industrial Co. Ltd
- Yip Chemical Holdings Limited
- Linde plc (Praxair Technology Inc.)