- 3A Composites
- Armacell International S.A.
- Changzhou Tiansheng New Materials Co. Ltd
- Evonik
- Hexcel Corporation
- Honeywell International Inc
- JEC Group
- Mitsubishi Rayon Co. Ltd
- Morgan Advanced Materials
- Nippon Carbon Co Ltd.
- SGL Group
- Teijin Limited
- Toray Advanced Composites