Grief Inc., Sonoco Products Company, Mauser Group N.V., C.L Smith Company, Schutz Container Systems, Inc., Orlando Drum & Container Corporation, Industrial Container Services, Inc., Three Rivers Packaging Inc., Patrick J. Kelly Drums, Fibrestar Drums Limited, Milford Barrel Co Inc., Great Western Containers Inc., Enviro-Pak, Inc., Berlin Packaging, and Fibre Drum Company.