| MPMunicipal Packaging INC | Chatsworth | — | ◇ UNVERIFIED |
| NCNashua Corporation | Los Angeles | — | ◇ UNVERIFIED |
| NCNational Card Label & Affixing INC | Cerritos | — | ◇ UNVERIFIED |
| NPNew Phaze Packaging, Inc. | Chatsworth | — | ◇ UNVERIFIED |
| NINovipax, INC | La Verne | — | ◇ UNVERIFIED |
| NBNovolex Bagcraft INC | City of Industry | — | ◇ UNVERIFIED |
| OEO E Clark Paper Box CO | Vernon | — | ◇ UNVERIFIED |
| OSOhmega Solenoid Co, INC | Santa Fe Springs | — | ◇ UNVERIFIED |
| OCOrange County Container | City of Industry | — | ◇ UNVERIFIED |
| OCOrange County Container Group | City of Industry | — | ◇ UNVERIFIED |
| OCOrange County Container, Group LLC | City of Industry | — | ◇ UNVERIFIED |
| ONOrora North America | Alhambra | — | ◇ UNVERIFIED |
| PBPabco Bldg Products Llc, Pabco Paper Dba | Vernon | — | ◇ UNVERIFIED |
| PCPacific Coast Supplies | La Verne | — | ◇ UNVERIFIED |
| PPPacific Paper Box CO | Cudahy | — | ◇ UNVERIFIED |
| PCPackaging Corporation of America | Los Angeles | — | ◇ UNVERIFIED |
| PCPactiv CORP | Rowland Heights | — | ◇ UNVERIFIED |
| PSPaper Source Converting & Mfg. INC. | Vernon | — | ◇ UNVERIFIED |
| PLPay - Less Box | South Gate | — | ◇ UNVERIFIED |
| PSPca Southern California Acquisition LLC | City of Industry | — | ◇ UNVERIFIED |
| PSPca Southern California Acquisition LLC Dba Crockett Packing | City of Industry | — | ◇ UNVERIFIED |
| PPPechiney Plastic Packaging INC | City of Commerce | — | ◇ UNVERIFIED |
| PIPermalite INC | Gardena | — | ◇ UNVERIFIED |
| PTPort Townsend Paper CORP. | Pico Rivera | — | ◇ UNVERIFIED |
| PDPrecise Die and Finishing, INC | Chatsworth | — | ◇ UNVERIFIED |
| PLProgressive Label INC | Commerce | — | ◇ UNVERIFIED |
| QHQuality House Envelope & Printing Specialties INC | Alhambra | — | ◇ UNVERIFIED |
| RBRam Board | Valencia | — | ◇ UNVERIFIED |
| RCReliable Container CORP | Santa Fe Springs | — | ◇ UNVERIFIED |
| RCRocktenn Cp, LLC | Cerritos | — | ◇ UNVERIFIED |
| SESeaboard Envelope Co., INC. | Irwindale | — | ◇ UNVERIFIED |
| SGSergio Garcia | Vernon | — | ◇ UNVERIFIED |
| SLShears Litho, Inc./coast Printing INC. | Santa Fe Springs | — | ◇ UNVERIFIED |
| SSheepok | Los Angeles | — | ◇ UNVERIFIED |
| SFSignature Flexible Packaging | City of Industry | — | ◇ UNVERIFIED |
| SPSimpson Paper CO | Pomona | — | ◇ UNVERIFIED |
| SKSmurfit Kappa North America | Carson | — | ◇ UNVERIFIED |
| SKSmurfit Kappa North America LLC | City of Industry | — | ◇ UNVERIFIED |
| SKSmurfit Kappa North America LLC | City of Industry | — | ◇ UNVERIFIED |
| SCSmurfit-stone Container Enterprises | Santa Fe Springs | — | ◇ UNVERIFIED |
| S5Socal 57 Drums LLC | Los Angeles | — | ◇ UNVERIFIED |
| SPSolaris Paper INC | Santa Fe Springs | — | ◇ UNVERIFIED |
 Sonoco Products CO | City of Industry | — | ◇ UNVERIFIED |
| Sonoco Products CO Composite Can Div | Norwalk | — | ◇ UNVERIFIED |
| SFSoutheastern Freight Lines | Montebello | — | ◇ UNVERIFIED |
| SBSouthland Box CO | Vernon | — | ◇ UNVERIFIED |
| SPSpecialty Paper Mills INC | Santa Fe Springs | — | ◇ UNVERIFIED |
| SPSpiral Paper Tube and Core CO INC | South Gate | — | ◇ UNVERIFIED |
| SPStandard Paper Box Corporation | Los Angeles | — | ◇ UNVERIFIED |
| SCStone Container CORP | Industry | — | ◇ UNVERIFIED |
