1. Arkema SA
2. Asahi Kasei Corporation
3. BASF SE
4. Celanese Corporation
5. Covestro AG
6. DuPont de Nemours Inc.
7. Evonik Industries AG
8. ExxonMobil Corporation
9. Formosa Plastics Corporation
10. Freudenberg Sealing Technologies
11. Huntsman Corporation
12. Imerys SA
13. Ineos Group Limited
14. Lanxess AG
15. LG Chem Ltd.
16. LyondellBasell Industries Holdings B.V.
17. Mitsubishi Chemical Group
18. SABIC
19. Solvay SA
20. The Dow Chemical Company