1. Americhem
2. BASF SE
3. Borealis AG
4. Cadillac Products Automotive Company
5. Celanese Corporation
6. Covestro AG
7. Flex-N-Gate Group
8. Grupo Antol?n Irausa
S.A.
9. Inoac Corporation
10. Kirchhoff Automotive GmbH
11. Koninklijke DSM N.V.
12. Magna International Inc.
13. Mitsubishi Corporation
14. Plastic Omnium SE
15. Toyoda Gosei Co. Ltd.