- Advanced Composites Inc.
- BASF SE
- BGF Industries Inc.
- Braj Binani Group
- Celanese Corporation
- China Beihai Fiberglass Co. Ltd
- China Jushi Co. Ltd
- Chongqing Polycomp International Corp. (CPIC)
- Jiangsu Jiuding New Materials Co. Ltd
- Johns Manville
- Nippon Electric Glass Co.Ltd.
- Owens Corning
- PPG Industries Inc.
- Quantum Composites
- Reliance Industries Ltd
- SAERTEX GmbH & Co. KG