1. Akzo Nobel NV
2. BASF SE
3. Clariant AG
4. Covestro AG
5. Croda International PLC
6. DOW Chemical Company
7. Evonik Industries AG
8. Exxon Mobil Corporation
9. Kaneka Corporation
10. Lanxess AG
11. Mayzo Inc.
12. Polyone Corporation
13. Saudi Basic Industries Corporation
14. Solvay SA
15. Tosaf Group