1. Amcor plc
2. AptarGroup Inc.
3. BALL CORPORATION
4. Can-Pack S.A.
5. DS Smith plc
6. Greiner Packaging GmbH
7. Kenvos Biotech Co. Ltd
8. LC Packaging International BV
9. Mondi PLC
10. ProAmpac Holdings Inc.
11. RPC Group plc
12. Silgan Holdings Inc.
13. Sonoco Products Company
14. Tetra Laval
15. WINPAK LTD.