| OSOffshore Spars Co. | Chesterfield | MI | — | ◇ UNVERIFIED |
| OMOhio Match CO | Mancos | CO | — | ◇ UNVERIFIED |
| OMOhio Metal Technologies INC | Hebron | OH | — | ◇ UNVERIFIED |
| OKOh Keys | Bethany | OK | — | ◇ UNVERIFIED |
| OPOh & Payne Intl. LLC. | Norcross | GA | — | ◇ UNVERIFIED |
| OOldcastle | Egg Harbor City | NJ | — | ◇ UNVERIFIED |
| OSOld Sole Fabrication INC | Denver | CO | — | ◇ UNVERIFIED |
| OSOld South Fabricators L.l.c. | Lecompte | LA | — | ◇ UNVERIFIED |
| OCOlympia Chimney Supply, Incorporated | Scranton | PA | — | ◇ UNVERIFIED |
| OCOmni CORP Ii | Saint Augustine | FL | — | ◇ UNVERIFIED |
 Omni Services | Falconer | NY | — | ◇ UNVERIFIED |
| OPOn-board Pmo, Corporation | Valley View | OH | — | ◇ UNVERIFIED |
| OMO'neal Manufacturing Services | Indianapolis | IN | — | ◇ UNVERIFIED |
| OMO'neal Manufacturing Services | Cedar Falls | IA | — | ◇ UNVERIFIED |
| OROne Rig Design LLC | Poland | ME | — | ◇ UNVERIFIED |
| OCOn-site Custom Fabrication INC. | Hendersonville | TN | — | ◇ UNVERIFIED |
| OTOn the Level Fabrication, LLC | Winder | GA | — | ◇ UNVERIFIED |
| OTOp Tanks LLC | Pleasant View | UT | — | ◇ UNVERIFIED |
| OCOrdaz Cultured Marble and Onyx | Concord | CA | — | ◇ UNVERIFIED |
| OPOregon Precision Manufacturing INC | Sherwood | OR | — | ◇ UNVERIFIED |
| OEOri Enterprises LLC | Wellington | UT | — | ◇ UNVERIFIED |
| OAOrion Asset Management Co., LLC | Akron | OH | — | ◇ UNVERIFIED |
| OIOrozco International INC | Rancho Cucamonga | CA | — | ◇ UNVERIFIED |
| OCOsage Canoes LLC | Lebanon | MO | — | ◇ UNVERIFIED |
| OIOseda Industries Corporation | Corona | CA | — | ◇ UNVERIFIED |
| ONOur Next Energy | Torrance | CA | — | ◇ UNVERIFIED |
| OGOwens-brockway Glass Containers INC | Godfrey | IL | — | ◇ UNVERIFIED |
| OSOwens Specialty Company, INC. | Channelview | TX | — | ◇ UNVERIFIED |
| OGOxford General Industries INC | Prospect | CT | — | ◇ UNVERIFIED |
| OMOxford Manufacturing, LLC | Selma | AL | — | ◇ UNVERIFIED |
| PMP3 Manufacturing LLC | Cleveland | OH | — | ◇ UNVERIFIED |
| PSPacfab Services LLC | Davenport | IA | — | ◇ UNVERIFIED |
| PFPacific Fiberglass INC | Salem | OR | — | ◇ UNVERIFIED |
| PFPacific Fiberglass INC | Bakersfield | CA | — | ◇ UNVERIFIED |
| PMPacific Metal Fab, INC | Madera | CA | — | ◇ UNVERIFIED |
| POPacific Office Automation | Seattle | WA | — | ◇ UNVERIFIED |
| PPPacific Powder Coating & Manufacturing | Sacramento | CA | — | ◇ UNVERIFIED |
| PSPacific Safe Manufacturing, Inc. | Upland | CA | — | ◇ UNVERIFIED |
| PIPageantry Innovations LLC | Dover | OH | — | ◇ UNVERIFIED |
| PRPainted Rhino INC | Moreno Valley | CA | — | ◇ UNVERIFIED |
| PMPalermo Metal Products, INC. | Easton | PA | — | ◇ UNVERIFIED |
| PCPall Corporation | Grand Island | NE | — | ◇ UNVERIFIED |
| PTPalmer Tool Company | Camden | TN | — | ◇ UNVERIFIED |
| PDPamela Deats dba Custom Built Awards | Humble | TX | — | ◇ UNVERIFIED |
| PUPandrol USA LP | Bridgeport | NJ | — | ◇ UNVERIFIED |
| PFPanel Finishers, INC. | Houston | TX | — | ◇ UNVERIFIED |
| PCParagon CNC, LLC | Frederick | MD | — | ◇ UNVERIFIED |
| PMParagon Machine Company, INC. | Saint Petersburg | FL | — | ◇ UNVERIFIED |
| PPParagon Precision Metal, LLC | Mcpherson | KS | — | ◇ UNVERIFIED |
| PMParametric Manufacturing INC | Santa Clara | CA | — | ◇ UNVERIFIED |
| PAParamount Assets Group, LLC | Naples | FL | — | ◇ UNVERIFIED |
| PLParamount Leisure Industries INC. | Chandler | AZ | — | ◇ UNVERIFIED |
| PIParatus Industries | Buffalo | NY | — | ◇ UNVERIFIED |
| PHParker Hannifin | North Haven | CT | — | ◇ UNVERIFIED |
| PMParker Mac Fabrication | Midland | TX | — | ◇ UNVERIFIED |
| PTParkhouse Tire Serv INC | Bell Gardens | CA | — | ◇ UNVERIFIED |
| PIParson, INC. | Fort Irwin | CA | — | ◇ UNVERIFIED |
| PCParsons CO INC | Goodfield | IL | — | ◇ UNVERIFIED |
| PIPatrick Industries INC Dba Baymont Inc, Belmont Facility | Belmont | MS | — | ◇ UNVERIFIED |
| PFPatriot Forge LLC | Woods Cross | UT | — | ◇ UNVERIFIED |
| PLPatterns Ltd., INC. | San Francisco | CA | — | ◇ UNVERIFIED |
| PPPatterson Precision Components | Union Grove | AL | — | ◇ UNVERIFIED |
| PPPaulco Precision INC | Hawthorne | CA | — | ◇ UNVERIFIED |
| PEPaul Essex | New Orleans | LA | — | ◇ UNVERIFIED |
| PPaulsonbilt/coatesville | Coatesville | PA | — | ◇ UNVERIFIED |
| PLPayback LLC | Laurel | MD | — | ◇ UNVERIFIED |
| PMPayton Machine & Supply, INC. | Borger | TX | — | ◇ UNVERIFIED |
| PBPB Blast LLC | South Windsor | CT | — | ◇ UNVERIFIED |
| PCPcc Composites | Frederick | CO | — | ◇ UNVERIFIED |
| PCPcc Composites.cn | Longmont | CO | — | ◇ UNVERIFIED |
| PCP & C Group I INC | Novi | MI | — | ◇ UNVERIFIED |
| PIPdf INC | Brazil | IN | — | ◇ UNVERIFIED |
| PAPeachtree Awnings | Lawrenceville | GA | — | ◇ UNVERIFIED |
| PMPeden Metal Works, INC | Glasgow | KY | — | ◇ UNVERIFIED |
| PCPedestal CEO, LLC | Lindon | UT | — | ◇ UNVERIFIED |
| PEPeerless Energy Systems | Omaha | NE | — | ◇ UNVERIFIED |
| PTPeerless Tube CO INC | Bloomfield | NJ | — | ◇ UNVERIFIED |
| PWPee Wee's Paint & Body | Bakersfield | CA | — | ◇ UNVERIFIED |
| PAPelham and White CORP | Mount Vernon | NY | — | ◇ UNVERIFIED |
 Penco Products INC | Hamilton | NC | — | ◇ UNVERIFIED |
| PIPenhaglion, INC. | Saint Petersburg | FL | — | ◇ UNVERIFIED |
| PIPenn-american INC | Muncy | PA | — | ◇ UNVERIFIED |
| PMPenner Manufacturing INC | Aurora | NE | — | ◇ UNVERIFIED |
| PIPennsylvania Insert CORP. | Royersford | PA | — | ◇ UNVERIFIED |
| PEPentair Electronic Packaging | Warwick | RI | — | ◇ UNVERIFIED |
| PMPereras Metal Works | San Antonio | TX | — | ◇ UNVERIFIED |
| PDPerez Distribution & Services, INC. | San Antonio | TX | — | ◇ UNVERIFIED |
| PPPerez Precision Works INC | Gurabo | PR | — | ◇ UNVERIFIED |
| PAPerfect Air Control LLC / Metal Industries LLC of Nc | Marion | NC | — | ◇ UNVERIFIED |
| PEPerfection Equipment, INC. | Gurnee | IL | — | ◇ UNVERIFIED |
| PFPerformance Fabrication Works LLC | Phoenixville | PA | — | ◇ UNVERIFIED |
| PIPerformance Industries Manufacturing, INC | Salt Lake City | UT | — | ◇ UNVERIFIED |
| PIPerformance Industries Manufacturing, INC. | Salt Lake City | UT | — | ◇ UNVERIFIED |
| PMPerformance Metal Works LLC | Windsor | CT | — | ◇ UNVERIFIED |
| PPPerformance Propeller of Nashville, INC. | Old Hickory | TN | — | ◇ UNVERIFIED |
| PWPerformance Welding INC | Little Chute | WI | — | ◇ UNVERIFIED |
| PMPerkins Machine CO | Warren | MA | — | ◇ UNVERIFIED |
| PPermadrain | Baton Rouge | LA | — | ◇ UNVERIFIED |
| PFPerry Fiberglas Products, Inc. | Elyria | OH | — | ◇ UNVERIFIED |
 Peter Paul Electric INC | Fajardo | PR | — | ◇ UNVERIFIED |
