| TATegrant Alloyd Brands, INC. | Batavia | — | ◐ LIKELY ACTIVE |
| KEKdm Enterprises L.l.c | Carpentersville | — | ◐ LIKELY ACTIVE |
| YCYork Container Company INC | Elgin | 100–499 | ◐ LIKELY ACTIVE |
| OIOlon Industries INC | Geneva | — | ◐ LIKELY ACTIVE |
| AFAmcor Flexibles NA | Batavia | — | ◇ UNVERIFIED |
| CCCarton Craft INC | Saint Charles | — | ◇ UNVERIFIED |
| GPGraphic Packaging International LLC | Elgin | — | ◇ UNVERIFIED |
| IPInternational Paper CO | Montgomery | — | ◇ UNVERIFIED |
| PLPactiv LLC | Saint Charles | — | ◇ UNVERIFIED |
| TITin INC Dba Elgin Corrugated Box | Elgin | — | ◇ UNVERIFIED |
| WCWestrock Converting CO | Aurora | — | ◇ UNVERIFIED |
| AEAmerican Eagle Packaging Corporation | Elgin | — | ▲ REPORTED CLOSED |
| CEContinental Envelope Corporation | Geneva | 20–99 | ◐ LIKELY ACTIVE |
| GGeneva | Geneva | 1–19 | ◐ LIKELY ACTIVE |
| GBGreen Bay Packaging- Performance Products & Tapes Division | Aurora | 20–99 | ◐ LIKELY ACTIVE |
| IPInternational Paper Montgomery | Montgomery | 100–499 | ◐ LIKELY ACTIVE |
| MSMurnane Specialties, INC. | Geneva | 20–99 | ◐ LIKELY ACTIVE |
| OAOx Aurora, LLC | Aurora | 20–99 | ◐ LIKELY ACTIVE |
| AWAdvanced Web Technologies LLC | South Elgin | — | ◇ UNVERIFIED |
| BCBatavia Container, INC. | Batavia | — | ◇ UNVERIFIED |
| BCBellen Container Corporation | Elgin | — | ◇ UNVERIFIED |
| CICartonCraft, Inc. | St. Charles | — | ◇ UNVERIFIED |
| CICartonCraft, Inc. | Saint Charles | — | ◇ UNVERIFIED |
| CECascades Enviropac | Aurora | — | ◇ UNVERIFIED |
| CECascades Enviropac of Aurora, a Div. of Cascades Plastics, INC. | Aurora | — | ◇ UNVERIFIED |
| CHCascades Holding US INC. | Aurora | — | ◇ UNVERIFIED |
| CCCross Container Corporation | Carpentersville | — | ◇ UNVERIFIED |
| EEEIF Enterprises Inc | Aurora | — | ◇ UNVERIFIED |
| IBInglese Box Co., LTD. | Huntley | — | ◇ UNVERIFIED |
| USU.s. Specialty Packaging, INC. | Aurora | — | ◇ UNVERIFIED |
| WCWestrock Converting Company | Aurora | — | ◇ UNVERIFIED |
| WLWJ Larsen Properties LLC | Batavia | — | ◇ UNVERIFIED |
