1. AB SKF
2. Alzchem Group
3. CeramTec GmbH
4. CoorsTek Inc.
5. CTL Amedica Corporation
6. Denka Company Limited
7. International Syalons (Newcastle) Ltd.
8. Kyocera Corporation
9. Morgan Advanced Materials PLC
10. Ortech Advanced Ceramics
11. The 3M Company
12. Thomson Industries Inc.
13. Top Seiko Co,. Ltd.
14. Toshiba Corporation
15. Ube Industries
Ltd.