Global Tungsten & Powders Llc/hawes Street Plt | Towanda | PA | Primary Metal Manufacturing331410 | — | ◐ LIKELY ACTIVE |
| HMHamburg Mfg Inc/plow Works Finishing | Hamburg | PA | Primary Metal Manufacturing331511 | — | ◐ LIKELY ACTIVE |
| IInmetco | Ellwood City | PA | Primary Metal Manufacturing331314 | — | ◐ LIKELY ACTIVE |
| IWInsteel Wire Products PAW | Hazle Township | PA | Primary Metal Manufacturing331222 | 20-99 | ◐ LIKELY ACTIVE |
| JSJersey Shore Steel Co/avis Plt | Avis | PA | Primary Metal Manufacturing331110 | — | ◐ LIKELY ACTIVE |
Jersey Shore Steel Fabrication | Montoursville | PA | Primary Metal Manufacturing331110 | 20-99 | ◐ LIKELY ACTIVE |
| KPKeystone Profiles LTD Beaver Falls Plant | Beaver Falls | PA | Primary Metal Manufacturing331221 | — | ◐ LIKELY ACTIVE |
| KMKubina Metals | Grindstone | PA | Primary Metal Manufacturing331410 | — | ◐ LIKELY ACTIVE |
| MPMayer Pollock Steel CORP | Pottstown | PA | Primary Metal Manufacturing331513 | — | ◐ LIKELY ACTIVE |
| MBMba Building Supplies Ne, INC. | Frackville | PA | Primary Metal Manufacturing331210 | 20-99 | ◐ LIKELY ACTIVE |
| MIMcc Intl/miller Cent Cast Inc/mcdonald Plt | Cecil | PA | Primary Metal Manufacturing331523 | — | ◐ LIKELY ACTIVE |
| MIMetaltech Inc/sandy Twp Plt | Dubois | PA | Primary Metal Manufacturing331110 | — | ◐ LIKELY ACTIVE |
| MRMountain Ridge Metals 1678 Rte 209 | Millersburg | PA | Primary Metal Manufacturing331318 | — | ◐ LIKELY ACTIVE |
| MRMountain Ridge Metals Millersburg | Millersburg | PA | Primary Metal Manufacturing331318 | — | ◐ LIKELY ACTIVE |
| NRNatl Roll Co/vertical Seal CO | Pleasantville | PA | Primary Metal Manufacturing331221 | — | ◐ LIKELY ACTIVE |
| NSNaval Support Activity | Mechanicsburg | PA | Primary Metal Manufacturing331491 | — | ◐ LIKELY ACTIVE |
| NSNelson Steel Products Inc. | Hatfield | PA | Primary Metal Manufacturing331222 | 20-99 | ◐ LIKELY ACTIVE |
| NONew Oxford Aluminum (Genlyte-Signify) | New Oxford | PA | Primary Metal Manufacturing331524 | 20-99 | ◐ LIKELY ACTIVE |
| OMOCM Manufacturing LLC | King of Prussia | PA | Primary Metal Manufacturing331222 | 100-499 | ◐ LIKELY ACTIVE |
| OUOpta USA Inc/affival INC | New Kensington | PA | Primary Metal Manufacturing331110 | — | ◐ LIKELY ACTIVE |
| PAPennex Aluminum Company - York | York | PA | Primary Metal Manufacturing331316 | 20-99 | ◐ LIKELY ACTIVE |
| PCPenn-Mar Castings LLC | Hanover | PA | Primary Metal Manufacturing331511 | 20-99 | ◐ LIKELY ACTIVE |
| PCPerryman Co/frackville | Frackville | PA | Primary Metal Manufacturing331491 | — | ◐ LIKELY ACTIVE |
| PEPEXCO (Pennsylvania Extruded Tube Co) | Clarks Summit | PA | Primary Metal Manufacturing331210 | 20-99 | ◐ LIKELY ACTIVE |
| PCPlum CORP | Greensburg | PA | Primary Metal Manufacturing331221 | — | ◐ LIKELY ACTIVE |
| QAQ Aluminum LLC | New Berlin | PA | Primary Metal Manufacturing331524 | 1-19 | ◐ LIKELY ACTIVE |
| RIReading Industries INC | Reading | PA | Paper Manufacturing322211 | 20-99 | ◐ LIKELY ACTIVE |
| RMRecycle Metals Corp/conshohocken | Conshohocken | PA | Primary Metal Manufacturing331110 | — | ◐ LIKELY ACTIVE |
| RRResources Recycling Management LLC | Fairless Hills | PA | Primary Metal Manufacturing331492 | 1-19 | ◐ LIKELY ACTIVE |
| SMSilberline Mfg CO - Tidewood Plant | Tamaqua | PA | Primary Metal Manufacturing331314 | — | ◐ LIKELY ACTIVE |
| SGStanley G Flagg & CO | Stowe | PA | Primary Metal Manufacturing331525 | — | ◐ LIKELY ACTIVE |
| SFSuperior Forge and Steel | Pittsburgh | PA | Primary Metal Manufacturing331221 | 20-99 | ◐ LIKELY ACTIVE |
| SISymmco Inc/sykesville | Sykesville | PA | Primary Metal Manufacturing331110 | — | ◐ LIKELY ACTIVE |
| TATenaris Ambridge | Ambridge | PA | Primary Metal Manufacturing331110 | 20-99 | ◐ LIKELY ACTIVE |
| TPThe Perryman CO - Titanium Melting Facility - Phase 3 | Coal Center | PA | Primary Metal Manufacturing331410 | — | ◐ LIKELY ACTIVE |
| TITitan Intl/pottstown | Pottstown | PA | Primary Metal Manufacturing331491 | — | ◐ LIKELY ACTIVE |
| TTTsi Titanium INC. | Derry | PA | Primary Metal Manufacturing331491 | 20-99 | ◐ LIKELY ACTIVE |
| TSTygart Steel | Mckeesport | PA | Primary Metal Manufacturing331221 | 20-99 | ◐ LIKELY ACTIVE |
| VLVictaulic Lawrenceville | Tioga | PA | Primary Metal Manufacturing331511 | 100-499 | ◐ LIKELY ACTIVE |
| WCWah Chang Titanium Wire | Frackville | PA | Primary Metal Manufacturing331491 | — | ◐ LIKELY ACTIVE |
| WSWest Salisbury Foundry and Machine Co., Inc. | West Salisbury | PA | Primary Metal Manufacturing331511 | 20-99 | ◐ LIKELY ACTIVE |
| ZDZwaan Dry Clnr/canonsburg | Canonsburg | PA | Primary Metal Manufacturing331520 | — | ◐ LIKELY ACTIVE |
| ABActive Brass Foundry | Telford | PA | Primary Metal Manufacturing331524 | — | ◐ LIKELY ACTIVE |
| ACAdvanced Cast Products/meadville | Meadville | PA | Primary Metal Manufacturing331511 | — | ◐ LIKELY ACTIVE |
| ACAkj Clairton LLC | Clairton | PA | Primary Metal Manufacturing331110 | — | ◐ LIKELY ACTIVE |
| ATAlliance Tubular Holding LLC | Darlington | PA | Primary Metal Manufacturing331210 | — | ◐ LIKELY ACTIVE |
| ATAmg Titanium Llc/551 Northgate Cir | New Castle | PA | Primary Metal Manufacturing331110 | — | ◐ LIKELY ACTIVE |
| AIAmpal Inc/palmerton | Palmerton | PA | Primary Metal Manufacturing331314 | — | ◐ LIKELY ACTIVE |
| BFBridesburg Fndy CO | Whitehall | PA | Primary Metal Manufacturing331529 | 1-19 | ◐ LIKELY ACTIVE |
| CICambridge-lee Industries, Incorporated | Reading | PA | Primary Metal Manufacturing331525 | 100-499 | ◐ LIKELY ACTIVE |