Ahlstrom-Munksjo Oyj
Amcor plc
Autajon C.S. Avery Dennison Corporation
CCL Industries Inc. Clondalkin Flexible Packaging Group (Egeria Capital Management B.V.)
Constantia Flexibles Group GmbH (Wendel Group)
DS Smith plc
Huhtamaki Oyj
Koch Industries Inc. (Georgia-Pacific LLC)
Mayr-Melnhof Karton AG
Mondi plc
Sealed Air Corporation
Smurfit Kappa Group plc
Sonoco Products Company
Stora Enso Oyj
The International Paper Company
Trustpack UAB
WestRock Company