1. 3M Company
2. Applied Thin Films Inc.
3. Axiom Materials Inc.
4. CeramTec GmbH
5. CFC CARBON CO. LTD
6. COI Ceramics Inc.
7. Composites United eV
8. Coorstek Inc.
9. CVD Equipment Corporation
10. General Electric Company
11. Hexcel Corporation
12. Kyocera Corporation
13. L&L Special Furnace Co Inc..
14. Lancer Systems
LP
15. Rolls-Royce PLC
16. Safran Group
17. SGL Carbon SE
18. Siemens AG
19. Specialty Materials
20. Tosoh Corporation
21. UBE Corporation
22. Ultramet
23. Virial Ltd.
24. Zircarceramics