1. 3M Company
2. ADL Insulflex Inc.
3. Almatis GmbH
4. BNZ Materials Inc.
5. Cotronics Corporation
6. Dyson Group PLC
7. Etex Group
8. Hi-Temp Insulation Inc.
9. Isolite Insulating Products Co. Ltd.
10. Luyang Energy-Saving Materials Co. Ltd.
11. Mitsubishi Plastics Inc.
12. Morgan Advanced Materials PLC
13. Pyrotek Inc.
14. RHI Magnesita N.V.
15. Unifrax I LLC