1. Arkema Group
2. Avient Corporation
3. BASF SE
4. Caledonian Industries Ltd.
5. Celanese Corporation
6. Covestro AG
7. Daikin Industries
Ltd.
8. DIC Corporation
9. Dongyue Group Co. Ltd.
10. Ensinger GmbH
11. Evonik Industries AG
12. Kuraray Co. Ltd.
13. Saudi Arabia Basic Industries Corporation
14. Schulman AG
15. Victrex PLC