- China Jushi CO. Ltd.
- Owens Corning
- Chongqing Polycomp International Corp (CPIC)
- Taishan Fibreglass
- Nippon Electric Glass Co. Ltd.
- China Beihai Fiberglass Co. Ltd.
- 3B-Fibreglass
- Johns Manville
- Taiwan Glass Group
- Saint Gobain S.A.
- P. G. & Brothers Pvt. Ltd.
- Furneta
- Envalior
- FYSOL SAS
- Valmiera Glass