| NCNoma Cable Tech | Mineral Wells | TX | — | ◇ UNVERIFIED |
| NINorgren INC | Littleton | CO | — | ◇ UNVERIFIED |
| NANorth American Royalties INC. Wheland Automotive Industries | Chattanooga | TN | — | ◇ UNVERIFIED |
| NCNorth Canton Plastics INC. | Canton | OH | — | ◇ UNVERIFIED |
| NSNorthern Steel Castings INC | Wisconsin Rapids | WI | — | ◇ UNVERIFIED |
| NSNorth Shore Manufacturing | Coloma | MI | — | ◇ UNVERIFIED |
| NPNorton Packaging INC. | Monticello | GA | — | ◇ UNVERIFIED |
| NPNypro Puerto Rico INC | Cayey | PR | — | ◇ UNVERIFIED |
| NGNytef Group INC | Pisgah | AL | — | ◇ UNVERIFIED |
| NINyx Inc-livonia-38700 Plymouth | Livonia | MI | — | ◇ UNVERIFIED |
 Oil City Iron Works INC | Corsicana | TX | — | ◇ UNVERIFIED |
| OTOld Town Fiberglass | Maricopa County | AZ | — | ◇ UNVERIFIED |
| OTOld Town Fiberglass | Phoenix | AZ | — | ◇ UNVERIFIED |
| ODOlin Dallas Terminal | Dallas | TX | — | ◇ UNVERIFIED |
| OPOmega Plastics | Knoxville | TN | — | ◇ UNVERIFIED |
| OPOmega Plastics Corporation | Clinton | TN | — | ◇ UNVERIFIED |
| OIOmico, INC. Dba Omico Plastics, INC. | Owensboro | KY | — | ◇ UNVERIFIED |
| OCOneida Casting Group | Oneida | NY | — | ◇ UNVERIFIED |
| OVOptinova Valley Forge/plymouth Meeting | Plymouth Meeting | PA | — | ◇ UNVERIFIED |
| OCOrbis Corporation | Bardstown | KY | — | ◇ UNVERIFIED |
| OEOrlandini Enterprises | Commerce | CA | — | ◇ UNVERIFIED |
| OBOsc Builders | Pacific | MO | — | ◇ UNVERIFIED |
| OCOwens Corning Vinyl Operations-joplin | Joplin | MO | — | ◇ UNVERIFIED |
| OGOz Gedney Llc/shoemakersville Plt | Shoemakersville | PA | — | ◇ UNVERIFIED |
| PIPace Industries | Loyalhanna | PA | — | ◇ UNVERIFIED |
| PIPace Industries INC | Saint Paul | MN | — | ◇ UNVERIFIED |
| PHPacific Handy Cutter INC | Irvine | CA | — | ◇ UNVERIFIED |
| PLPacific Lead Products INC | Vista | CA | — | ◇ UNVERIFIED |
| PSPacific Securities INC | Spokane | WA | — | ◇ UNVERIFIED |
| PTPac Tec CORP | Sarasota | FL | — | ◇ UNVERIFIED |
| PPactiv | Manteno | IL | — | ◇ UNVERIFIED |
| PMPadnos Manufacturing INC | Grand Rapids | MI | — | ◇ UNVERIFIED |
| PMPanhandle Marble Company, INC. | Fort Walton Beach | FL | — | ◇ UNVERIFIED |
| PPPanthera Products, INC. | Latrobe | PA | — | ◇ UNVERIFIED |
| PPPa Precision Cast Pa/lebanon City Plt | Lebanon | PA | — | ◇ UNVERIFIED |
| PIParamelt Icd Warehouse | Muskegon | MI | — | ◇ UNVERIFIED |
| PEParamount Extrusions CO. | Paramount | CA | — | ◇ UNVERIFIED |
| PFParhen Foundry, INC. | Amory | MS | — | ◇ UNVERIFIED |
| PGParker Gear Pump Division | Youngstown | OH | — | ◇ UNVERIFIED |
| PPParker-hannifin Parflex Division Texloc Operations | Fort Worth | TX | — | ◇ UNVERIFIED |
| PMParsons Manufacturing CORP | Menlo Park | CA | — | ◇ UNVERIFIED |
| PMPatriot Metals INC | Franklin | NH | — | ◇ UNVERIFIED |
| PBPdc By Brady | Valencia | CA | — | ◇ UNVERIFIED |
| PVPelican Vinyl Products, LLC | Edenton | NC | — | ◇ UNVERIFIED |
| PIPenatek Inds INC | Odessa | TX | — | ◇ UNVERIFIED |
| PPPeninsula Plastics Recycling INC | Turlock | CA | — | ◇ UNVERIFIED |
| PFPentair Flow Technologies, LLC - Ashland Casting Center | Ashland | OH | — | ◇ UNVERIFIED |
| PWPentair Water Pool and Spa INC | Chino | CA | — | ◇ UNVERIFIED |
| PAPerformance Aluminum Products | Ontario | CA | — | ◇ UNVERIFIED |
| PMPerformance Machine LLC | Cerritos | CA | — | ◇ UNVERIFIED |
| PPPerformance Plastic Produ | Houston | TX | — | ◇ UNVERIFIED |
| PIPerkasie Industries Corporation | Perkasie | PA | — | ◇ UNVERIFIED |
| PCPerm Cast LLC | Cynthiana | KY | — | ◇ UNVERIFIED |
| PFPermian Fiberglass | Midland | TX | — | ◇ UNVERIFIED |
| PFPermian Fiberglass Division | Odessa | TX | — | ◇ UNVERIFIED |
| PDPeter Day | Portland | OR | — | ◇ UNVERIFIED |
| PPPeterson Products, INC | Belmont | CA | — | ◇ UNVERIFIED |
| PLPexco LLC | Des Plaines | IL | — | ◇ UNVERIFIED |
| PIPhb INC Die Casting Div/fairview | Fairview | PA | — | ◇ UNVERIFIED |
| PDPhillips Diversified Manufacturing (pdm) INC | Manchester | KY | — | ◇ UNVERIFIED |
| PFPiedmont Fiberglass INC. | Mooresville | NC | — | ◇ UNVERIFIED |
| PPPilot Plastics INC | Peninsula | OH | — | ◇ UNVERIFIED |
| PFPioneer Foundry CO INC | Jackson | MI | — | ◇ UNVERIFIED |
| PPPipe Properties, LLC and Gateway View, LLC | Chattanooga | TN | — | ◇ UNVERIFIED |
| PPPiper Profiles Inc. | Ferndale | WA | — | ◇ UNVERIFIED |
| PPPiper Profiles Inc. | Ferndale | WA | — | ◇ UNVERIFIED |
| PPPiqua Power Plant | Piqua | OH | — | ◇ UNVERIFIED |
| PPPlainfield Pixley Richards INC. | Plymouth | MA | — | ◇ UNVERIFIED |
| PCPlastic Components INC | Elkhart | IN | — | ◇ UNVERIFIED |
| PMPlastic Molding Manufacturing, Incorporated | Lancaster | PA | — | ◇ UNVERIFIED |
| PMPlastic Monofil Co, LTD | Milton | VT | — | ◇ UNVERIFIED |
| PNPlasticon North America INC. | Maidsville | WV | — | ◇ UNVERIFIED |
| PPPlastic Parts | Gainesville | TX | — | ◇ UNVERIFIED |
| PDPlastics Designs, INC. | Paxton | IL | — | ◇ UNVERIFIED |
| PIPlastikon INC | Hayward | CA | — | ◇ UNVERIFIED |
| PIPlastikon Industries | Leitchfield | KY | — | ◇ UNVERIFIED |
| PIPlastikon Industries | Hayward | CA | — | ◇ UNVERIFIED |
| PCPlasto-tech Corporation | Elyria | OH | — | ◇ UNVERIFIED |
| PDPlastron, Division of Tekni-plex, Inc.cn | Lakewood | CO | — | ◇ UNVERIFIED |
| PFPlexihouse Furniture | Miami | FL | — | ◇ UNVERIFIED |
| PFPlumbing Fixture | Grand Prairie | TX | — | ◇ UNVERIFIED |
| PSPlygem Siding Group | Jasper | TN | — | ◇ UNVERIFIED |
| PLPmt, LLC | La Feria | TX | — | ◇ UNVERIFIED |
| PMPmw Manufacturing | Industry | CA | — | ◇ UNVERIFIED |
| PCPolygon Company | Walkerton | IN | — | ◇ UNVERIFIED |
| PIPolymer Industries, LLC | Pisgah | AL | — | ◇ UNVERIFIED |
| PMPolystyrene Molding | Keller | TX | — | ◇ UNVERIFIED |
| PPPolytherm Plt | Longview | TX | — | ◇ UNVERIFIED |
| PBPool Builders Supply of the Carolinas | Charlotte | NC | — | ◇ UNVERIFIED |
| PCPrecision Cast Products | Oakland | CA | — | ◇ UNVERIFIED |
| PDPrecision Die Cast, Inc. | Kimball | MI | — | ◇ UNVERIFIED |
| PEPrecision Engineered Products | East Providence | RI | — | ◇ UNVERIFIED |
| PSPrecision Stone Fabricators-union | Union | MO | — | ◇ UNVERIFIED |
 Precision Tool & Plastic | Chino | CA | — | ◇ UNVERIFIED |
| PPPremier Properties | Menlo Park | CA | — | ◇ UNVERIFIED |
| PPPreproduction Plastics, INC | Corona | CA | — | ◇ UNVERIFIED |
| PPPretium Pkg Llc/york | Manchester | PA | — | ◇ UNVERIFIED |
| PCPrime Cast INC | Beloit | WI | — | ◇ UNVERIFIED |
| PIPrimecast, Inc.(former) | South Beloit | IL | — | ◇ UNVERIFIED |
| PMPrime Molding Technologies, INC. | Riviera Beach | FL | — | ◇ UNVERIFIED |
