1. Aaron Packaging Inc.
2. Airlite Plastics Co.
3. ALPLA Werke Alwin Lehner GmbH & Co. KG
4. Altium Packaging LP
5. Amcor PLC
6. Berry Global Inc.
7. CKS Packaging Inc.
8. Drug Plastics Group
9. Esterform Ltd
10. Frapak Packaging b.v.
11. Gerresheimer AG
12. Gil Plastic Products Ltd.
13. Graham Packaging Company
L.P.
14. Greiner Packaging International GmbH
15. Induplast Spa
16. KHS GmbH
17. Mpact Limited Group
18. Nolato AB
19. Plastipak Holdings Inc.
20. Polycon International Limited
21. Pretium Packaging
22. Resilux NV
23. Saniton Plastic LLC
24. Silgan Holdings Inc.
25. Sonoco Products Company
26. Visy Group
27. YuHuan Kang-Jia Enterprise Co. Ltd.