| PNPalziv North America, INC. | Louisburg | NC | — | ◇ UNVERIFIED |
| PCParagon Custom Plastics | Bryan | OH | — | ◇ UNVERIFIED |
| PDParamount Die Corporation | Edinboro | PA | — | ◇ UNVERIFIED |
| PPPatina Products | Arroyo Grande | CA | — | ◇ UNVERIFIED |
| PIPax Industries | Costa Mesa | CA | — | ◇ UNVERIFIED |
| PPPearce Plastics LLC | Fremont | MI | — | ◇ UNVERIFIED |
| PRPerma R Products INC. of Tennessee | Johnson City | TN | — | ◇ UNVERIFIED |
| PFPerry Foam Products, INC. | Lafayette | IN | — | ◇ UNVERIFIED |
| PMPfb Manufacturing LLC | Lester Prairie | MN | — | ◇ UNVERIFIED |
| PMPfb Manufacturing, LLC (1483060393) | Lebanon | OH | — | ◇ UNVERIFIED |
 Phillips Environmental Products, INC. | Belgrade | MT | — | ◇ UNVERIFIED |
| PPPhoenix Packaging | Dublin | VA | — | ◇ UNVERIFIED |
| PIPieco INC Dba Superior Trim | Findlay | OH | — | ◇ UNVERIFIED |
| PAPinta Acoustic INC | Minneapolis | MN | — | ◇ UNVERIFIED |
| PEPinta Elements INC | Brooklyn Center | MN | — | ◇ UNVERIFIED |
| PFPinta Foamtec INC | Minneapolis | MN | — | ◇ UNVERIFIED |
| PAPioneer Aerofab CO | Burlington | WA | — | ◇ UNVERIFIED |
| PMPlastic Molding Technology INC. | El Paso | TX | — | ◇ UNVERIFIED |
| PPPlastico Products LLC | Irvington | NJ | — | ◇ UNVERIFIED |
| PPPlastic Products CO INC | West Branch | IA | — | ◇ UNVERIFIED |
| PPPlastipak Packaging INC | Modesto | CA | — | ◇ UNVERIFIED |
| PPPlasti Personalities INC | Harbor City | CA | — | ◇ UNVERIFIED |
| PAPlatinum Auto Center Inc, Dba Platinum Motors | San Leandro | CA | — | ◇ UNVERIFIED |
| PFPlattsburgh Facilities - Umr Board Production LLC and Schluter Systems LP | Plattsburgh | NY | — | ◇ UNVERIFIED |
| PFPlehn Family, LLC | Anaheim | CA | — | ◇ UNVERIFIED |
| PFPlymouth Foam INC | Plymouth | WI | — | ◇ UNVERIFIED |
| PFPlymouth Foam LLC | Becker | MN | — | ◇ UNVERIFIED |
| PGPnc Group | Lorain | OH | — | ◇ UNVERIFIED |
| PTPolar Tech Industries, INC. | Genoa | IL | — | ◇ UNVERIFIED |
| PUPolerax USA INC | Los Angeles | CA | — | ◇ UNVERIFIED |
| PSPolycel Structural Foam, INC. | Somerville | NJ | — | ◇ UNVERIFIED |
| PSPolycel Structural Foam, INC. | Branchburg | NJ | — | ◇ UNVERIFIED |
| PSPolydeck Screen Corporation | Tracy | CA | — | ◇ UNVERIFIED |
| PCPolyfoam Corporation | Northbridge | MA | — | ◇ UNVERIFIED |
| PLPolyfoam LLC Uxbridge Mass | Uxbridge | MA | — | ◇ UNVERIFIED |
| PPPolyfoam Precision Molded Products | Northbridge | MA | — | ◇ UNVERIFIED |
| PIPolyglass Iso | Fernley | NV | — | ◇ UNVERIFIED |
| PPPolyguard Products | Ennis | TX | — | ◇ UNVERIFIED |
| PPPolystyrene Products | Essex | MD | — | ◇ UNVERIFIED |
| PPPolyurethane Products, INC. | Addison | IL | — | ◇ UNVERIFIED |
| PPPosi Pack Corporation INC | Minneapolis | MN | — | ◇ UNVERIFIED |
| PIPowerfoam Insulation Division | Midlothian | TX | — | ◇ UNVERIFIED |
| PPPrairie Packaging INC | Bolingbrook | IL | — | ◇ UNVERIFIED |
| PPPrairie Packaging, INC. | Huntersville | NC | — | ◇ UNVERIFIED |
| PCPratt-recycling Center | Gary | IN | — | ◇ UNVERIFIED |
| PCPregis CORP | Visalia | CA | — | ◇ UNVERIFIED |
| PCPregis Corporation | Queensbury | NY | — | ◇ UNVERIFIED |
| PCPregis Corporation - Glens Falls, Ny - Plant 1 | Glens Falls | NY | — | ◇ UNVERIFIED |
| PIPregis Innovative Packaging | Tupelo | MS | — | ◇ UNVERIFIED |
| PIPregis Innovative Packaging INC | Plymouth | IN | — | ◇ UNVERIFIED |
