| NINorplas Industries, INC. | Highland Park | MI | — | ◇ UNVERIFIED |
| NMNortex Metal Finishing | Garland | TX | — | ◇ UNVERIFIED |
| NANorth American Construction Services, LTD. | Birmingham | AL | — | ◇ UNVERIFIED |
| NENorthern Engineering Company LLC | Superior | WI | — | ◇ UNVERIFIED |
| NINorthern Indiana Anodize | Fort Wayne | IN | — | ◇ UNVERIFIED |
| NPNorthern Plains Steel CO | Fargo | ND | — | ◇ UNVERIFIED |
| NSNorthern Star Plating & Finishing CO | Loves Park | IL | — | ◇ UNVERIFIED |
| NMNorth Marina Bayside Abw Site | Everett | WA | — | ◇ UNVERIFIED |
| NPNorth Penn Area 6 | Lansdale | PA | — | ◇ UNVERIFIED |
| NGNorthrop Grumman Systems Corporation | Beltsville | MD | — | ◇ UNVERIFIED |
| NSNorthwest Swiss-matic, LLC | Crystal | MN | — | ◇ UNVERIFIED |
| NINovatec INC | Brooklyn | MD | — | ◇ UNVERIFIED |
| NTNov Tuboscope Custom Coating Odessa | Odessa | TX | — | ◇ UNVERIFIED |
| NMNrg Maintenance Services | Houston | TX | — | ◇ UNVERIFIED |
| NENtu Electronics, INC. | Largo | FL | — | ◇ UNVERIFIED |
| NFNuair Filter CO LLC | Normal | IL | — | ◇ UNVERIFIED |
| NNu-chrome | Fall River | MA | — | ◇ UNVERIFIED |
| NCNuclear Containers, Inc., Esp/cbc Div. | Elizabethton | TN | — | ◇ UNVERIFIED |
| NENu-life Environmental INC | Easley | SC | — | ◇ UNVERIFIED |
| NMNutec Metal Finishing | Birmingham | AL | — | ◇ UNVERIFIED |
| NTNwl Transformers, INC. | Florence | NJ | — | ◇ UNVERIFIED |
| OSOakland Stamping LLC | Detroit | MI | — | ◇ UNVERIFIED |
| OIOak-mitsui INC | Hoosick Falls | NY | — | ◇ UNVERIFIED |
| OROak Ridge Loans INC | Oak Ridge | TN | — | ◇ UNVERIFIED |
| OIOakwood Interiors | Ontario | CA | — | ◇ UNVERIFIED |
| OBO B I Linings | Chocowinity | NC | — | ◇ UNVERIFIED |
| OTO'day Tank and Steel Company | Fargo | ND | — | ◇ UNVERIFIED |
| OTOdm Tool & Manufacturing CO | Mccook | IL | — | ◇ UNVERIFIED |
| OEO E a | Aurora | CO | — | ◇ UNVERIFIED |
| OCOgden Chrome Plating & Bumper Exchange | Ogden | UT | — | ◇ UNVERIFIED |
| OOhmstede | La Porte | TX | — | ◇ UNVERIFIED |
| OIOilfield-electric-marine INC | Houston | TX | — | ◇ UNVERIFIED |
| OSOlympic Steel - Ps&w | Siler City | NC | — | ◇ UNVERIFIED |
| OAOmaha Antique & Job Plating CO | Omaha | NE | — | ◇ UNVERIFIED |
| OCOmco Cast Metals, INC. | Winchester | IN | — | ◇ UNVERIFIED |
| OSO'neal Steel INC | Houston | TX | — | ◇ UNVERIFIED |
| OSO'neal Steel, INC. | Indianapolis | IN | — | ◇ UNVERIFIED |
| OSO'neal Steel INC I | Greensboro | NC | — | ◇ UNVERIFIED |
| OLOpen Loop Energy Dba Sjs Machine Shop | Farmington | NM | — | ◇ UNVERIFIED |
| OLOpen Loop Energy - Nichols Facility | Safford | AZ | — | ◇ UNVERIFIED |
| OEOpmobility Exterior Usa, LLC | Duncan | SC | — | ◇ UNVERIFIED |
| OCOptical Components | Covina | CA | — | ◇ UNVERIFIED |
| OSOptimas Solutions | Wood Dale | IL | — | ◇ UNVERIFIED |
| OCOrange County Metal Processing | Fullerton | CA | — | ◇ UNVERIFIED |
| OCOrbel CORP | Phillipsburg | NJ | — | ◇ UNVERIFIED |
| OOOrchid Orthopedics Solutions | Santa Ana | CA | — | ◇ UNVERIFIED |
| OPOregon Plating Co., INC. | Portland | OR | — | ◇ UNVERIFIED |
| OPOshkosh Plating Technologies INC | Oshkosh | WI | — | ◇ UNVERIFIED |
| OTOtis Technology INC | Lyons Falls | NY | — | ◇ UNVERIFIED |
| OSOtten Screw Products Co-otten Screw Products CO | Saint Louis | MO | — | ◇ UNVERIFIED |
| OGOwens-brockway Glass Containers INC | Godfrey | IL | — | ◇ UNVERIFIED |
| OPOwens Plating CO | Rainbow City | AL | — | ◇ UNVERIFIED |
| OMOxford Manufacturing, LLC | Selma | AL | — | ◇ UNVERIFIED |
| OPOxford Plating CO. INC. | Oxford | AL | — | ◇ UNVERIFIED |
| ODOzark Die Casting | Saint Clair | MO | — | ◇ UNVERIFIED |
| OGO-z Gedney | Brooklyn | NY | — | ◇ UNVERIFIED |
| PWPaccar Winch INC / Broken Arrow Winch Hoist Manufacturing | Broken Arrow | OK | — | ◇ UNVERIFIED |
| PCPacific Chrome Services | Santa Ana | CA | — | ◇ UNVERIFIED |
| PCPacific Coast Anodizing INC | Fresno | CA | — | ◇ UNVERIFIED |
| PIPacific Industrial Supply Director St | Seattle | WA | — | ◇ UNVERIFIED |
| PMPacific Metal Stampings INC | Valencia | CA | — | ◇ UNVERIFIED |
| PNPacific Northwest Plating | Vancouver | WA | — | ◇ UNVERIFIED |
| POPacific Office Automation | Seattle | WA | — | ◇ UNVERIFIED |
| PSPacific Steel Treating CO Incorporated | N Hollywood | CA | — | ◇ UNVERIFIED |
| POPaddock of California | Rock Hill | SC | — | ◇ UNVERIFIED |
| PMPadnos Manufacturing INC | Grand Rapids | MI | — | ◇ UNVERIFIED |
| PMPalfinger Marine USA INC | Portsmouth | VA | — | ◇ UNVERIFIED |
| PAPall Aeropower CORP Fort Myers | Fort Myers | FL | — | ◇ UNVERIFIED |
| PPPalmetto Plating Company | Easley | SC | — | ◇ UNVERIFIED |
| PWPalmyra Water Plant | Palmyra | MO | — | ◇ UNVERIFIED |
| PGPamarco Global Graphics | Walton | KY | — | ◇ UNVERIFIED |
| PUPandrol USA LP | Bridgeport | NJ | — | ◇ UNVERIFIED |
| PPPapago Plating | Phoenix | AZ | — | ◇ UNVERIFIED |
| PMParagon Machine Company, INC. | Saint Petersburg | FL | — | ◇ UNVERIFIED |
| PGParamount Grinding Svc | Paramount | CA | — | ◇ UNVERIFIED |
| PHParker Hannifin - Airtek | Lancaster | NY | — | ◇ UNVERIFIED |
| PHParker Hannifin CORP | Lithia Springs | GA | — | ◇ UNVERIFIED |
| PHParker Hannifin CORP Hpd | Marysville | OH | — | ◇ UNVERIFIED |
| PParker-kalon | Campbellsville | KY | — | ◇ UNVERIFIED |
| PFPasadena Fabrication Facility | Pasadena | TX | — | ◇ UNVERIFIED |
| PAPascor Atlantic Corporation | Bland | VA | — | ◇ UNVERIFIED |
| PPPatchogue Plating Works INC | Patchogue | NY | — | ◇ UNVERIFIED |
| PJPaterson James M | Totowa | NJ | — | ◇ UNVERIFIED |
| PEPatrick Enterprises Corporation | Pembroke | VA | — | ◇ UNVERIFIED |
| PBPaul B Zimmerman INC | Lititz | PA | — | ◇ UNVERIFIED |
| PCPauls Chrome Plating | Evans City | PA | — | ◇ UNVERIFIED |
| PCPauls Chrome Plating/mars | Evans City | PA | — | ◇ UNVERIFIED |
| PEPayne Engineering & Fabrications | Canton | MA | — | ◇ UNVERIFIED |
| PMPca Metal Finishing Incorporated | Fullerton | CA | — | ◇ UNVERIFIED |
| PCPcc Composites | Frederick | CO | — | ◇ UNVERIFIED |
| PCPcc Composites.cn | Longmont | CO | — | ◇ UNVERIFIED |
| PPPcm Products INC | Titusville | FL | — | ◇ UNVERIFIED |
| PCP C Plating | Fenton | MO | — | ◇ UNVERIFIED |
| PQP&c Quality Turned Components | Smithfield | RI | — | ◇ UNVERIFIED |
| PTPeacock Tool & Engineering | Spring Valley | CA | — | ◇ UNVERIFIED |
| PFPeak Finishing | Provo | UT | — | ◇ UNVERIFIED |
| PPPeak Plating.cn | Colorado Springs | CO | — | ◇ UNVERIFIED |
| PCPeddinghaus CORP of Sc | Andrews | SC | — | ◇ UNVERIFIED |
| PEPeerless Energy Systems | Omaha | NE | — | ◇ UNVERIFIED |
| PTPeerless Tube CO INC | Bloomfield | NJ | — | ◇ UNVERIFIED |