• Bemis Company Inc. of the United States
  • Constantia Flexibles Group Gmbh of Austria
  • Amcor Limited of Australia
  • Tekni-plex Inc. of the United States
  • Sealed Air Corporation of the United States
  • Anchor Packaging of the United States
  • Sonoco Products Company of the United States
  • Silgan Holdings Inc. of the United States
  • I. du Pont de Nemours and Company of the United States
  • RPC Group Plc of the United Kingdom
  • WestRock Company of the United States
  • Lacerta Group of the United States
  • Tray Pak Corporation of the United States
  • Display Pack Inc. of the United States
  • DS Smith Plc of the United Kingdom and many more.