1. Amcor PLC
2. Ardagh Group
3. Bangkok Glass Public Company Limited
4. Beatson Clark Ltd
5. Bergin Glass Impressions Inc.
6. Berlin Packaging Italy S.p.A.
7. Bormioli Luigi S.p.A.
8. Dow Inc.
9. DS Smith PLC
10. Encore Glass
11. G3 Enterprises Inc.
12. Gerresheimer AG
13. GualaClosures Group
14. International Paper
15. Kaufman Container Company
16. M. A. Silva USA
17. Maverick Enterprises
Inc
18. Owens-Illinois Group
19. Phoenix Packaging
20. Quadpak AB
21. Saverglass SAS
22. Saxco International LLC.
23. SIG Combiblock Group
24. Smurfit Kappa Group
25. Stoelzle Glass Group
26. Tetra Laval Group
27. TricorBraun Inc.
28. Verallia Group
29. Vidrala
S.A.
30. WestRock Company