| OSOhio Steel Industries | Pataskala | OH | — | ◇ UNVERIFIED |
| OOhmstede | La Porte | TX | — | ◇ UNVERIFIED |
| OSOil States Lampasas | Lampasas | TX | — | ◇ UNVERIFIED |
| OIOldcastle Infrastructure | Kennedale | TX | — | ◇ UNVERIFIED |
| OVOlive View Medical Center La County | Sylmar | CA | — | ◇ UNVERIFIED |
| OFOlympic Fiberglass Industries | Rochester | IN | — | ◇ UNVERIFIED |
| OIOmar INC | University Park | IL | — | ◇ UNVERIFIED |
| OEOmega Engineering INC | Bridgeport | NJ | — | ◇ UNVERIFIED |
| ONOmega Natchiq New Iberia Facility | New Iberia | LA | — | ◇ UNVERIFIED |
| OPOmega Packaging Dba Comar | La Mirada | CA | — | ◇ UNVERIFIED |
| OMOmni Metals CO INC | Somersworth | NH | — | ◇ UNVERIFIED |
| OPOmni Products INC | Mchenry | IL | — | ◇ UNVERIFIED |
| OSO'neal Steel INC | Houston | TX | — | ◇ UNVERIFIED |
| OSO'neal Steel, INC. | Indianapolis | IN | — | ◇ UNVERIFIED |
| OSO'neal Steel INC I | Greensboro | NC | — | ◇ UNVERIFIED |
| OMOneida Molded Plastics LLC | Oneida | NY | — | ◇ UNVERIFIED |
| OSOne Source Systems LLC | Vicksburg | MS | — | ◇ UNVERIFIED |
| OIOno Industries INC | Ono | PA | — | ◇ UNVERIFIED |
| OBOntegra Brighton | Brighton | MI | — | ◇ UNVERIFIED |
| OMOpen Molded Plastics, INC. | Wagoner | OK | — | ◇ UNVERIFIED |
| OSOrange State Steel Construction, INC | Pinellas Park | FL | — | ◇ UNVERIFIED |
| OCOrbis Corporation | Manchester | IA | — | ◇ UNVERIFIED |
| OOOrchid Orthopedics | Arcadia | CA | — | ◇ UNVERIFIED |
| OIOregon Iron Works Hidden Way | Vancouver | WA | — | ◇ UNVERIFIED |
| OIOregon Iron Works INC 3001 | Vancouver | WA | — | ◇ UNVERIFIED |
| OIOrion Industries Auburn | Auburn | WA | — | ◇ UNVERIFIED |
| OMOrion Marine Construction, INC | Tampa | FL | — | ◇ UNVERIFIED |
| OMOrnamental Metalworks INC | Decatur | IL | — | ◇ UNVERIFIED |
| OSOutland Steel, INC. | Caldwell | ID | — | ◇ UNVERIFIED |
| OGOwens-brockway Glass Containers INC | Godfrey | IL | — | ◇ UNVERIFIED |
| OCOwens Corning Reinforcement Solutions, LLC | Concord | NC | — | ◇ UNVERIFIED |
| OWO W Hubbell & Sons | New York Mills | NY | — | ◇ UNVERIFIED |
| OMOxford Manufacturing, LLC | Selma | AL | — | ◇ UNVERIFIED |
| OSOzark Steel Fabricators INC | Farmington | MO | — | ◇ UNVERIFIED |
| PSPabrico Steel Fabricators | Paterson | NJ | — | ◇ UNVERIFIED |
| PIPacal Industries LLC | La Crosse | WI | — | ◇ UNVERIFIED |
| PWPaccar Winch INC / Broken Arrow Winch Hoist Manufacturing | Broken Arrow | OK | — | ◇ UNVERIFIED |
| PAPacific Award Metals INC | Baldwin Park | CA | — | ◇ UNVERIFIED |
| PBPacific Building Systems | Woodburn | OR | — | ◇ UNVERIFIED |
| PCPacific Coast Chemicals Company | Berkeley | CA | — | ◇ UNVERIFIED |
| POPacific Office Automation | Seattle | WA | — | ◇ UNVERIFIED |
| PIPackage Industries INC | Sutton | MA | — | ◇ UNVERIFIED |
| PIPackaging Ind Group INC | Barnstable (hyannis) | MA | — | ◇ UNVERIFIED |
| PIPac-tec INC Ray-o-lite Div | Ripley | TN | — | ◇ UNVERIFIED |
| PCPactiv Corporation - La Mirada | La Mirada | CA | — | ◇ UNVERIFIED |
| PLPactiv LLC | Grant Park | IL | — | ◇ UNVERIFIED |
| PLPactiv LLC | Bridgeview | IL | — | ◇ UNVERIFIED |
| PLPactiv LLC - Mooresville | Mooresville | NC | — | ◇ UNVERIFIED |
| PPPactiv Packaging Davisville Recycling Center | Davisville | WV | — | ◇ UNVERIFIED |
| POPaddock of California | Rock Hill | SC | — | ◇ UNVERIFIED |
| PWPampa Wind Tower Manufacturing Facility | Pampa | TX | — | ◇ UNVERIFIED |
| PUPandrol USA LP | Bridgeport | NJ | — | ◇ UNVERIFIED |
| PBPanel Built | Blairsville | GA | — | ◇ UNVERIFIED |
| PPPaper People, LLC | Vancouver | WA | — | ◇ UNVERIFIED |
| PMParagon Machine Company, INC. | Saint Petersburg | FL | — | ◇ UNVERIFIED |
| PMParagon Metal Fabrication | Cincinnati | OH | — | ◇ UNVERIFIED |
| PPParamount Plastics INC | Lockport | IL | — | ◇ UNVERIFIED |
| P1Park 16 Apartments | Federal Way | WA | — | ◇ UNVERIFIED |
| PHParker Hannifin - Airtek | Lancaster | NY | — | ◇ UNVERIFIED |
| PHParker Hannifin CORP | Lithia Springs | GA | — | ◇ UNVERIFIED |
| PHParker Hannifin CORP | Deerwood | MN | — | ◇ UNVERIFIED |
| PIPark International Corporation | Long Beach | CA | — | ◇ UNVERIFIED |
| PPParkway Plastics INC | Piscataway | NJ | — | ◇ UNVERIFIED |
| PPParkway Prods INC | Cincinnati | OH | — | ◇ UNVERIFIED |
| PPParkway Products INC | Seneca | SC | — | ◇ UNVERIFIED |
| PVParkway Ventures LLC | Marietta | GA | — | ◇ UNVERIFIED |
| PPPar Products | Wylie | TX | — | ◇ UNVERIFIED |
| PWParsons Woodworking LLC | Parsons | WV | — | ◇ UNVERIFIED |
| PPParton & Preble INC | Warren | MI | — | ◇ UNVERIFIED |
| PFPasadena Fabrication Facility | Pasadena | TX | — | ◇ UNVERIFIED |
| PSPascagoula Sheet Metal Works INC | Pascagoula | MS | — | ◇ UNVERIFIED |
| PJPaterson James M | Totowa | NJ | — | ◇ UNVERIFIED |
| PSPathfinder Systems INC | Kansas City | MO | — | ◇ UNVERIFIED |
| PEPatrick Enterprises Corporation | Pembroke | VA | — | ◇ UNVERIFIED |
 Patrick Industries INC. Dba Baymont Composites | Burnsville | MS | — | ◇ UNVERIFIED |
| PBPaul B Zimmerman INC | Lititz | PA | — | ◇ UNVERIFIED |
| PBP. B. Fiberglass Products INC | Sun Valley | CA | — | ◇ UNVERIFIED |
| PCPcc Composites | Frederick | CO | — | ◇ UNVERIFIED |
| PCPcc Composites.cn | Longmont | CO | — | ◇ UNVERIFIED |
| PPPdm Precast | Carlisle | IA | — | ◇ UNVERIFIED |
| PPPdq Plastics INC | Bayonne | NJ | — | ◇ UNVERIFIED |
| PPPeace Prod CO Inc/malvern Boro | Malvern | PA | — | ◇ UNVERIFIED |
| PEPeerless Energy Systems | Omaha | NE | — | ◇ UNVERIFIED |
| PTPeerless Tube CO INC | Bloomfield | NJ | — | ◇ UNVERIFIED |
| PPPeko Precision Products Sheet Metal Division | Rochester | NY | — | ◇ UNVERIFIED |
| PMPelican Metal Products LLC | Harrison Township | MI | — | ◇ UNVERIFIED |
| PPPelican Products INC | South Deerfield | MA | — | ◇ UNVERIFIED |
| PMPenasack Machine CO | Albion | NY | — | ◇ UNVERIFIED |
| PPPen-cell Plastics INC | Rocky Mount | NC | — | ◇ UNVERIFIED |
 Penco Products INC | Hamilton | NC | — | ◇ UNVERIFIED |
| PIPennco, INC. | Ashland | KY | — | ◇ UNVERIFIED |
| PEPentair Electronic Packaging | Warwick | RI | — | ◇ UNVERIFIED |
| PTPentair Technical Solutions | Mount Sterling | KY | — | ◇ UNVERIFIED |
| PWPentair Water Purification | Chardon | OH | — | ◇ UNVERIFIED |
| PPPenz Products, INC. | Mishawaka | IN | — | ◇ UNVERIFIED |
| PNPeoples Natural Gas CO Llc/gibson Sta | Charleroi | PA | — | ◇ UNVERIFIED |
| PSPercy S Optical Plastics LLC | Linn Creek | MO | — | ◇ UNVERIFIED |
| PAPerfect Air Control LLC / Metal Industries LLC of Nc | Marion | NC | — | ◇ UNVERIFIED |
| PEPerformance Energy Services LLC - Amelia Yard | Morgan City | LA | — | ◇ UNVERIFIED |
| PMPerkins Machine CO | Warren | MA | — | ◇ UNVERIFIED |
