1. adapa Holding GesmbH
2. Amcor PLC
3. Amerplast Ltd.
4. Berry Global Group Inc.
5. Bollor? SE
6. Cascades Inc.
7. Clondalkin Group
8. Constantia Flexibles International GmbH
9. Coveris Management GmbH
10. DS Smith PLC
11. EasyPak LLC
12. Exxon Mobil Corporation
13. Faerch A/S
14. Goglio S.p.A.
15. Graphic Packaging Holding Company
16. Kureha Corporation
17. Mondi PLC
18. Pactiv Evergreen Inc.
19. PPC Flexible Packaging LLC
20. ProAmpac Intermediate Inc.
21. Sealed Air Corporation
22. Sealpac International B.V.
23. Smurfit Kappa Group PLC
24. Sonoco Products Company
25. S?dpack Holding GmbH
26. The Dow Chemical Company
27. ULMA Group
28. WestRock Company
29. WINPAK LTD.
30. Wipak Group