| ACAcme Cryogenics | Allentown | PA | Fabricated Metal Product Manufacturing332312 | — | ◐ LIKELY ACTIVE |
| ACAll Clad Metalcrafters/canonsburg Plt | Canonsburg | PA | Fabricated Metal Product Manufacturing332214 | 100-499 | ◐ LIKELY ACTIVE |
| ABAllegheny Bradford Corp/lewis Run | Lewis Run | PA | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| ASAllegheny Surface Technology | Lewis Run | PA | Fabricated Metal Product Manufacturing332813 | 20-99 | ◐ LIKELY ACTIVE |
| ASAlpha Sintered Metals | Ridgway | PA | Primary Metal Manufacturing331523 | 100-499 | ◐ LIKELY ACTIVE |
| BCBeverage-air CO | Brookville | PA | Fabricated Metal Product Manufacturing332420 | 20-99 | ◐ LIKELY ACTIVE |
| CSCleveland Steel Container/quakertown | Quakertown | PA | Fabricated Metal Product Manufacturing332431 | 20-99 | ◐ LIKELY ACTIVE |
| ESEastern Sintered Alloys INC | Saint Marys | PA | Fabricated Metal Product Manufacturing332117 | 100-499 | ◐ LIKELY ACTIVE |
| EMEllwood Mill Products | New Castle | PA | Fabricated Metal Product Manufacturing332111 | 20-99 | ◐ LIKELY ACTIVE |
| GDGeneral Dynamics Ots (pa) INC | Red Lion | PA | Fabricated Metal Product Manufacturing332992 | 100-499 | ◐ LIKELY ACTIVE |
| KFKeystone Forging CO | Northumberland | PA | Fabricated Metal Product Manufacturing332111 | 20-99 | ◐ LIKELY ACTIVE |
| KPKeystone Powdered Metal Co/lewis Run | Lewis Run | PA | Fabricated Metal Product Manufacturing332117 | 100-499 | ◐ LIKELY ACTIVE |
| KPKeystone Powdered Metal CO - St Marys Facility | Saint Marys | PA | Fabricated Metal Product Manufacturing332117 | 100-499 | ◐ LIKELY ACTIVE |
| KSKeystone Screw Corp/willow Grove | Willow Grove | PA | Fabricated Metal Product Manufacturing332722 | 20-99 | ◐ LIKELY ACTIVE |
| KGKorns Galvanizing CO INC | Johnstown | PA | Fabricated Metal Product Manufacturing332812 | 20-99 | ◐ LIKELY ACTIVE |
| LMLancaster Metal Manufacturing | Lancaster | PA | Fabricated Metal Product Manufacturing332322 | 20-99 | ◐ LIKELY ACTIVE |
| MIMetco Ind | Saint Marys | PA | Primary Metal Manufacturing331110 | 100-499 | ◐ LIKELY ACTIVE |
| MMMoore & Morford INC | Greensburg | PA | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| PIPbm INC | Irwin | PA | Fabricated Metal Product Manufacturing332912 | 100-499 | ◐ LIKELY ACTIVE |
| PSPhoenix Sintered Metals INC | Brockway | PA | Fabricated Metal Product Manufacturing332117 | 20-99 | ◐ LIKELY ACTIVE |
| PPPmg Pennsylvania CORP | Philipsburg | PA | Fabricated Metal Product Manufacturing332117 | 100-499 | ◐ LIKELY ACTIVE |
| PMPrion Manufacturing | Oakdale | PA | Fabricated Metal Product Manufacturing332710 | 20-99 | ◐ LIKELY ACTIVE |
| PCPrysmian Cables & Systems Usa, LLC | Schuylkill Haven | PA | Fabricated Metal Product Manufacturing332618 | 100-499 | ◐ LIKELY ACTIVE |
| RTReading Truck Body, LLC | Reading | PA | Fabricated Metal Product Manufacturing332312 | 500+ | ◐ LIKELY ACTIVE |
| SCSharon Coating | Sharon | PA | Fabricated Metal Product Manufacturing332322 | 100-499 | ◐ LIKELY ACTIVE |
| SPSharretts Plating CO INC | Emigsville | PA | Fabricated Metal Product Manufacturing332813 | — | ◐ LIKELY ACTIVE |
| SLSintermet LLC | Kittanning | PA | Fabricated Metal Product Manufacturing332117 | 20-99 | ◐ LIKELY ACTIVE |
| SRSpecialty Ring Products INC | Bensalem | PA | Fabricated Metal Product Manufacturing332111 | 20-99 | ◐ LIKELY ACTIVE |
| XX-mark/belden | Washington | PA | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| AGAcf Group LLC | Allison | PA | Fabricated Metal Product Manufacturing332999 | 20-99 | ◐ LIKELY ACTIVE |
Acutec Precision Aerospace, INC. | Meadville | PA | Fabricated Metal Product Manufacturing332721 | — | ◐ LIKELY ACTIVE |
| AMAdvantage Metal Powders | Ridgway | PA | Fabricated Metal Product Manufacturing332117 | 20-99 | ◐ LIKELY ACTIVE |
| ABAllegheny Bradford CORP | Lewis Run | PA | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| ACAllegheny Coatings | Ridgway | PA | Fabricated Metal Product Manufacturing332812 | 20-99 | ◐ LIKELY ACTIVE |
| ACAllegheny Coatings-boot Jack | Ridgway | PA | Fabricated Metal Product Manufacturing332812 | 20-99 | ◐ LIKELY ACTIVE |
Alli Fabrication LLC | Collingdale | PA | Fabricated Metal Product Manufacturing332322 | — | ◐ LIKELY ACTIVE |
| ATAmes True Temper INC | Harrisburg | PA | Fabricated Metal Product Manufacturing332216 | — | ◐ LIKELY ACTIVE |
| ASAmetek Specialty Metal Prod Div | Eighty Four | PA | Fabricated Metal Product Manufacturing332114 | — | ◐ LIKELY ACTIVE |
| ASAmthor Steel | Erie | PA | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| AMApollo Metals LTD | Bethlehem | PA | Fabricated Metal Product Manufacturing332812 | — | ◐ LIKELY ACTIVE |
| BABridon American CORP | Wilkes Barre | PA | Fabricated Metal Product Manufacturing332618 | — | ◐ LIKELY ACTIVE |
| CFCampbell Fittings INC | Boyertown | PA | Fabricated Metal Product Manufacturing332996 | 20-99 | ◐ LIKELY ACTIVE |
| CCCan CORP of Amer/blandon Plt | Blandon | PA | Fabricated Metal Product Manufacturing332431 | — | ◐ LIKELY ACTIVE |
| CBCannon Boiler Works | New Kensington | PA | Fabricated Metal Product Manufacturing332410 | 20-99 | ◐ LIKELY ACTIVE |
| CUCanpack US | Olyphant | PA | Fabricated Metal Product Manufacturing332431 | 500+ | ◐ LIKELY ACTIVE |
| CSCarrara Steel | Erie | PA | Fabricated Metal Product Manufacturing332311 | 20-99 | ◐ LIKELY ACTIVE |
| CCCcl Container Aerosol Div | Hermitage | PA | Fabricated Metal Product Manufacturing332431 | — | ◐ LIKELY ACTIVE |
| CHClayton H Landis CO INC | Souderton | PA | Fabricated Metal Product Manufacturing332323 | 100-499 | ◐ LIKELY ACTIVE |
Cnc Specialties Manufacturing INC | Apollo | PA | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| CFCorry Fabrication/corry | Corry | PA | Fabricated Metal Product Manufacturing332322 | 20-99 | ◐ LIKELY ACTIVE |