| BCBoxit Corporation | Cleveland | 20–99 | ◐ LIKELY ACTIVE |
| CPCentrex Plastics | Findlay | 100–499 | ◐ LIKELY ACTIVE |
| CNCharter Next Generation | Delaware | 20–99 | ◐ LIKELY ACTIVE |
| CNCharter Next Generation Lexington Campus | Lexington | 500+ | ◐ LIKELY ACTIVE |
| CNCharter Next Generation - Massillon | Massillon | 20–99 | ◐ LIKELY ACTIVE |
| CSCheckpoint Systems INC. | Canton | 100–499 | ◐ LIKELY ACTIVE |
| CLCreative Liquid Coatings, Inc. Montpelier | Montpelier | 100–499 | ◐ LIKELY ACTIVE |
| CCCustom Cast Marbleworks, Evendale (1431184120) | Cincinnati | — | ◐ LIKELY ACTIVE |
| DPDanfoss Power Solutions Ii, LLC | Maumee | — | ◐ LIKELY ACTIVE |
| DPDayton Power & Light CO Jm Stuart Station | Aberdeen | — | ◐ LIKELY ACTIVE |
| DPDecorative Paint Incorporated (0386000027) | Montpelier | — | ◐ LIKELY ACTIVE |
| DPDinesol Plastics Inc-Niles | Niles | 100–499 | ◐ LIKELY ACTIVE |
| DHDover High Performance Plastics | Dover | 20–99 | ◐ LIKELY ACTIVE |
| DPDrainage Products, INC. | Haviland | 20–99 | ◐ LIKELY ACTIVE |
| DPDrain Products LLC | Lakeview | — | ◐ LIKELY ACTIVE |
| DFDrew Foam Holdings, LLC (0123010275) | Lancaster | — | ◐ LIKELY ACTIVE |
| FLFlavorseal LLC | Avon | — | ◐ LIKELY ACTIVE |
| GTGreenville Technology, INC. (0819070190) | Greenville | — | ◐ LIKELY ACTIVE |
| HPHaviland Plastic Products INC. | Haviland | 20–99 | ◐ LIKELY ACTIVE |
| HTHi Tech Extrusion | Chardon | 20–99 | ◐ LIKELY ACTIVE |
| HIHuhtamaki, INC. | New Vienna | — | ◐ LIKELY ACTIVE |
| HPHy-ko Products Company | Northfield | 100–499 | ◐ LIKELY ACTIVE |
| IIILPEA Industries - OEM/Miller Div. | Aurora | 100–499 | ◐ LIKELY ACTIVE |
| ICInternational Cushioning Company LLC - Fremont Oh | Fremont | — | ◐ LIKELY ACTIVE |
| IDIpl Dayton INC. | Urbana | 100–499 | ◐ LIKELY ACTIVE |
| IIIten Industries INC Plant 4 | Ashtabula | 20–99 | ◐ LIKELY ACTIVE |
| LGLawrence Gary Enterprises INC | Massillon | — | ◐ LIKELY ACTIVE |
| LTLittle Tikes Company | Hudson | 100–499 | ◐ LIKELY ACTIVE |
| LCLord Corporation (0857731802) | Dayton | — | ◐ LIKELY ACTIVE |
| MPMilacron Plastics Technologies Group LLC (1413020004) | Batavia | — | ◐ LIKELY ACTIVE |
| MRMiles Rubber & Packing CO | Twinsburg | — | ▲ REPORTED CLOSED |
| MEMSI Express - Columbus | Groveport | 100–499 | ◐ LIKELY ACTIVE |
| NSNovagard Solutions INC | Cleveland | — | ◐ LIKELY ACTIVE |
| OEOctal Extrusions Corporation | West Chester | 20–99 | ◐ LIKELY ACTIVE |
| OCOwens Corning Foam Insulation LLC - Tallmadge | Tallmadge | 20–99 | ◐ LIKELY ACTIVE |
| PCParker-hannifin Corporation | Wickliffe | — | ◐ LIKELY ACTIVE |
| PCPella Corporation - Troy Operations | Troy | 500+ | ◐ LIKELY ACTIVE |
| PCPlas-tec CORP | Edon | 20–99 | ◐ LIKELY ACTIVE |
| PRPlastic Recycling Technology, INC. | Piqua | 20–99 | ◐ LIKELY ACTIVE |
| PPlastics | Ottawa | 100–499 | ◐ LIKELY ACTIVE |
| PMPlastipak- Medina | Medina | 100–499 | ◐ LIKELY ACTIVE |
| PMPremier Material Concepts | Findlay | 20–99 | ◐ LIKELY ACTIVE |
| PPProtec Pac USA | Sidney | — | ◐ LIKELY ACTIVE |
| RCRage Corporation | Hilliard | 100–499 | ◐ LIKELY ACTIVE |
| RMRecto Molded Products, Inc. | Cincinnati | 20–99 | ◐ LIKELY ACTIVE |
| RMReplex Mirror Company (0142000109) | Mount Vernon | — | ◐ LIKELY ACTIVE |
| RPRevere Plastics Systems - Clyde | Clyde | 100–499 | ◐ LIKELY ACTIVE |
| RCRhetech Colors | Sandusky | 20–99 | ◐ LIKELY ACTIVE |
| RIRogers Industrial Products, INC. | Akron | 20–99 | ◐ LIKELY ACTIVE |
| RIRubbermaid INC | Mogadore | 500+ | ◐ LIKELY ACTIVE |