1. Amcor PLC
2. Ardagh Group S.A.
3. Beatson Clark
4. Berlin Packaging Company
5. Compagnie de Saint-Gobain S.A.
6. Gerresheimer AG
7. HEINZ-GLAS GmbH & Co. KGaA
8. Hindusthan National Glass & Industries Ltd.
9. Koa Glass Co. Ltd.
10. Nihon Yamamura Glass Co Ltd.
11. Owens Illinois Inc.
12. PGP Glass
13. Vidrala SA
14. Vitro
15. West Pharmaceutical Services Inc.
16. Wiegand-Glas Holding GmbH