| NFNeenah Foundry Company - Miami Operations | Medley | FL | Primary Metal Manufacturing331511 | 100-499 | ◐ LIKELY ACTIVE |
| NENehring Electrical Works/Conex Cable | Dekalb | IL | Primary Metal Manufacturing331221 | 100-499 | ◐ LIKELY ACTIVE |
| NSNippon Steel Pipe America Inc | Seymour | IN | Primary Metal Manufacturing331110 | 100-499 | ◐ LIKELY ACTIVE |
| NENon-Ferrous Extrusions | Caldwell | TX | Primary Metal Manufacturing331313 | 100-499 | ◐ LIKELY ACTIVE |
| NTNova Tube & Steel, LLC | Delta | OH | Primary Metal Manufacturing331210 | 100-499 | ◐ LIKELY ACTIVE |
| NNovelis | Uhrichsville | OH | Primary Metal Manufacturing331315 | 100-499 | ◐ LIKELY ACTIVE |
| NANovelis Aluminum | Bay Minette | AL | Primary Metal Manufacturing331315 | 100-499 | ◐ LIKELY ACTIVE |
| NGNovelis - GBO | Greensboro | GA | Primary Metal Manufacturing331314 | 100-499 | ◐ LIKELY ACTIVE |
| NNucor | Auburn | NY | Primary Metal Manufacturing331221 | 100-499 | ◐ LIKELY ACTIVE |
| NSNucor Skyline Steel LLC | Rock Hil | SC | Primary Metal Manufacturing331210 | 100-499 | ◐ LIKELY ACTIVE |
| NSNucor Steel Hertford County | Cofield | NC | Primary Metal Manufacturing331110 | 100-499 | ◐ LIKELY ACTIVE |
| NSNucor Steel Jewett TX | Jewett | TX | Primary Metal Manufacturing331110 | 100-499 | ◐ LIKELY ACTIVE |
| NSNucor Steel Seattle INC. | Seattle (SEA) | WA | Primary Metal Manufacturing331110 | 100-499 | ◐ LIKELY ACTIVE |
| NTNWPX Tracy | Tracy | CA | Primary Metal Manufacturing331210 | 100-499 | ◐ LIKELY ACTIVE |
| OLOci LLC | Brookville | PA | Primary Metal Manufacturing331210 | 100-499 | ◐ LIKELY ACTIVE |
| OSOKC - Southwest Tube | Sand Springs | OK | Primary Metal Manufacturing331210 | 100-499 | ◐ LIKELY ACTIVE |
| OSOKC - Star Center Tube | Sand Springs | OK | Primary Metal Manufacturing331210 | 100-499 | ◐ LIKELY ACTIVE |
| OIONI Industries | Ambridge | PA | Primary Metal Manufacturing331110 | 100-499 | ◐ LIKELY ACTIVE |
| OOrangeburg | Cope | SC | Primary Metal Manufacturing331318 | 100-499 | ◐ LIKELY ACTIVE |
| PIPACE INDUSTRIES Harrison Aluminum | Harrison | AR | Primary Metal Manufacturing331523 | 100-499 | ◐ LIKELY ACTIVE |
| PIPACE INDUSTRIES Muskegon #1 - PCDC | Muskegon | MI | Primary Metal Manufacturing331523 | 100-499 | ◐ LIKELY ACTIVE |
| PTPatriot Trinity | Trinity | TX | Primary Metal Manufacturing331110 | 100-499 | ◐ LIKELY ACTIVE |
| PAPatton Avenue | Monroe | NC | Primary Metal Manufacturing331524 | 100-499 | ◐ LIKELY ACTIVE |
| PSPCC Structurals - SWC | Portland | OR | Primary Metal Manufacturing331512 | 100-499 | ◐ LIKELY ACTIVE |
| PCPerryman Company Melt Shop | Coal Center | PA | Primary Metal Manufacturing331491 | 100-499 | ◐ LIKELY ACTIVE |
| PTPerryman Ti Conversion | Houston | PA | Primary Metal Manufacturing331491 | 100-499 | ◐ LIKELY ACTIVE |
| PGPhoenix Global, LLC-Burns Harbor | Burns Harbor | IN | Primary Metal Manufacturing331110 | 100-499 | ◐ LIKELY ACTIVE |
| PGPhoenix Global, LLC-Ghent | Ghent | KY | Primary Metal Manufacturing331110 | 100-499 | ◐ LIKELY ACTIVE |
| PApipe and steel industrial fabricators | Denham Springs | LA | Primary Metal Manufacturing331210 | 100-499 | ◐ LIKELY ACTIVE |
| PSPittsburgh Service Center | Pittsburgh | PA | Primary Metal Manufacturing331110 | 100-499 | ◐ LIKELY ACTIVE |
| PDPortsmouth Division | Portsmouth | OH | Primary Metal Manufacturing331511 | 100-499 | ◐ LIKELY ACTIVE |
| PCProduction Castings, Inc. | Fenton | MO | Primary Metal Manufacturing331523 | 100-499 | ◐ LIKELY ACTIVE |
| PLPTC Liberty Tubulars LLC - Liberty Plant | Liberty | TX | Primary Metal Manufacturing331210 | 100-499 | ◐ LIKELY ACTIVE |
| RCRavenna Casting Center, LLC | Ravenna | MI | Primary Metal Manufacturing331511 | 100-499 | ◐ LIKELY ACTIVE |
| RNReco NC, LLC | Kinston | NC | Primary Metal Manufacturing331222 | 100-499 | ◐ LIKELY ACTIVE |
| RAResearch and Technology Center | Munhall | PA | Primary Metal Manufacturing331110 | 100-499 | ◐ LIKELY ACTIVE |
| RSRiverside Steel, Inc. | Perris | CA | Primary Metal Manufacturing331221 | 100-499 | ◐ LIKELY ACTIVE |
| RRmd | Rome | NY | Primary Metal Manufacturing331491 | 100-499 | ◐ LIKELY ACTIVE |
| RARMG Anniston LLC | Anniston | AL | Primary Metal Manufacturing331511 | 100-499 | ◐ LIKELY ACTIVE |
| RFRoll Form | Iuka | MS | Primary Metal Manufacturing331221 | 100-499 | ◐ LIKELY ACTIVE |
| SMSaginaw Metal Casting Operations | Saginaw | MI | Primary Metal Manufacturing331524 | 100-499 | ◐ LIKELY ACTIVE |
| SDSam Dong Inc. | Rogersville | TN | Primary Metal Manufacturing331420 | 100-499 | ◐ LIKELY ACTIVE |
| SLSDI LaFarga Copperworks, LLC. | New Haven | IN | Primary Metal Manufacturing331420 | 100-499 | ◐ LIKELY ACTIVE |
| SSSibanye Stillwater Reldan - PA | Fairless Hills | PA | Primary Metal Manufacturing331492 | 100-499 | ◐ LIKELY ACTIVE |
| SASierra Aluminum - Bonanza | Fontana | CA | Primary Metal Manufacturing331318 | 100-499 | ◐ LIKELY ACTIVE |
| SVSloan Valve-Augusta | Augusta | AR | Primary Metal Manufacturing331529 | 100-499 | ◐ LIKELY ACTIVE |
| SNSMC New Hartford | New Hartford | NY | Primary Metal Manufacturing331491 | 100-499 | ◐ LIKELY ACTIVE |
| SSouthwire | El Paso | TX | Primary Metal Manufacturing331420 | 100-499 | ◐ LIKELY ACTIVE |
| SFSP Foundry | South Coffeyville | OK | Primary Metal Manufacturing331511 | 100-499 | ◐ LIKELY ACTIVE |
| SPStarkville Plant | Starkville | MS | Primary Metal Manufacturing331420 | 100-499 | ◐ LIKELY ACTIVE |