1. 3M Company
2. Asheville Mica Company
3. Autoneum Management Ltd
4. BASF SE
5. Cabot Corporation
6. Celanese Corporation
7. DuPont de Nemours Inc.
8. ELANTAS GmbH
9. Elkem ASA
10. Elmelin Ltd.
11. Graco Inc.
12. Illinois Tool Works Inc.
13. JBC Technologies Inc.
14. Morgan Advanced Materials PLC
15. OC Oerlikon Corporation AG
16. Parker Hannifin Corporation
17. Raychem RPG (P) Ltd.
18. Rogers Corporation
19. Saint-Gobain group
20. Solvay S.A.
21. Unifrax Holding Co.
22. Wedge Industries Limited
23. Zotefoams PLC