| GDGalliker Dairy Company | Johnstown, PA | Food Manufacturing311511 | 100–499 | ● ACTIVE |
| JLJ Lok | Cresson, PA | Chemical Manufacturing325991 | 20–99 | ● ACTIVE |
Lockheed Martin Aeroparts, INC. | Johnstown, PA | Fabricated Metal Product Manufacturing332322 | 500+ | ● ACTIVE |
United Metal Fabricators, INC. | Johnstown, PA | Primary Metal Manufacturing331520 | — | ● ACTIVE |
Dolans Welding & Steel Fabrication CO INC | Johnstown, PA | Fabricated Metal Product Manufacturing332313 | 20–99 | ● ACTIVE |
Gapvax INC | Johnstown, PA | Fabricated Metal Product Manufacturing332420 | 100–499 | ● ACTIVE |
Martin-baker America INC | Johnstown, PA | Transportation Equipment Manufacturing336413 | — | ● ACTIVE |
| SCSpecialty Coating Systems INC | Johnstown, PA | Fabricated Metal Product Manufacturing332812 | 20–99 | ● ACTIVE |
Starfire CORP | Carrolltown, PA | Chemical Manufacturing325920 | — | ● ACTIVE |
Ati Engineering Services LLC | Johnstown, PA | Transportation Equipment Manufacturing336413 | — | ● ACTIVE |
Compass Systems, INC. | Johnstown, PA | Electrical Equipment, Appliance & Component Manufacturing335999 | — | ● ACTIVE |
Ctc Enterprise Ventures CORP | Johnstown, PA | Transportation Equipment Manufacturing336413 | — | ● ACTIVE |
Jwf Defense Systems, LLC | Johnstown, PA | Fabricated Metal Product Manufacturing332999 | — | ● ACTIVE |
Kongsberg Defense & Aerospace, INC. | Johnstown, PA | Computer and Electronic Product Manufacturing334511 | — | ● ACTIVE |
North American Hoganas High Alloys LLC | Johnstown, PA | Primary Metal Manufacturing331110 | — | ● ACTIVE |
| PTPara-coat Technologies, INC | Johnstown, PA | Computer and Electronic Product Manufacturing334418 | — | ● ACTIVE |
| PMPenn Metal Fabricators INC | Ebensburg, PA | Fabricated Metal Product Manufacturing332312 | — | ● ACTIVE |
Swr Limited Partnership | Ebensburg, PA | Computer and Electronic Product Manufacturing334220 | — | ● ACTIVE |
| KGKorns Galvanizing CO INC | Johnstown, PA | Fabricated Metal Product Manufacturing332812 | 20–99 | ◐ LIKELY ACTIVE |
| FCFi-hoff Concrete Products INC | Johnstown, PA | Nonmetallic Mineral Product Manufacturing327320 | 20–99 | ◐ LIKELY ACTIVE |
| JWJohnstown Wire Tech/johnstown Wire Plt | Johnstown, PA | Primary Metal Manufacturing331222 | — | ◐ LIKELY ACTIVE |
| NANorth Amer Hoganas/johnstown Plt | Johnstown, PA | Chemical Manufacturing325510 | — | ◐ LIKELY ACTIVE |
| PMPenn Machine CO INC | Johnstown, PA | Machinery Manufacturing333131 | 20–99 | ◐ LIKELY ACTIVE |
| DLDrs Laurel Techs. | Johnstown, PA | Computer and Electronic Product Manufacturing334418 | — | ◇ UNVERIFIED |
| GSGautier Steel Holdings Inc/gautier Steel Johnstown | Johnstown, PA | Primary Metal Manufacturing331110 | — | ◇ UNVERIFIED |
| WPWest Penn Manufacturing Technologies LLC | Cresson, PA | Fabricated Metal Product Manufacturing332312 | 20–99 | ▲ REPORTED CLOSED |
| CBCleveland Bros Equip CO Inc/engine Rebuild Fac | Ebensburg, PA | Machinery Manufacturing333618 | — | ◐ LIKELY ACTIVE |
| CMConemaugh Mem Med Ctr/johnstown | Johnstown, PA | Primary Metal Manufacturing331318 | — | ◐ LIKELY ACTIVE |
| ELEquitrans Lp/rager Mtn Laurel Ridge Sta | Johnstown, PA | Plastics and Rubber Products Manufacturing326211 | — | ◐ LIKELY ACTIVE |
| PBPepsi Beverages CO Ind Park Plt | Johnstown, PA | Beverage and Tobacco Product Manufacturing312111 | — | ◐ LIKELY ACTIVE |
| PBPepsi Bottling Grp Richland | Johnstown, PA | Beverage and Tobacco Product Manufacturing312111 | — | ◐ LIKELY ACTIVE |
| SPStarprint Publications, Inc. | Portage, PA | Printing and Related Support Activities323111 | 20–99 | ◐ LIKELY ACTIVE |
| CCC & C Smith Lumber Co/croyle Wood Pellets | Summerhill, PA | Wood Product Manufacturing321920 | — | ◐ LIKELY ACTIVE |
| FLFiberblade LLC | Ebensburg, PA | Machinery Manufacturing333611 | — | ◐ LIKELY ACTIVE |
| GHGeneration Holdings Lp/colver Processing Fac | Colver, PA | Nonmetallic Mineral Product Manufacturing327410 | — | ◐ LIKELY ACTIVE |
| MEMaintenance Equipment & Chemicals INC | Nanty Glo, PA | Chemical Manufacturing325611 | — | ◐ LIKELY ACTIVE |
| WHWbl Hardwoods | Nicktown, PA | Wood Product Manufacturing321113 | — | ◐ LIKELY ACTIVE |
| AMAllegheny Mfg & Elec/ferndale | Johnstown, PA | Electrical Equipment, Appliance & Component Manufacturing335312 | — | ◇ UNVERIFIED |
| CCCambria Cogen CO | Ebensburg, PA | Textile Product Mills314994 | — | ◇ UNVERIFIED |
| DDDura Dry Clnr | Johnstown, PA | Machinery Manufacturing333510 | — | ◇ UNVERIFIED |
| GMGapvax Mfg/johnstown | Johnstown, PA | Transportation Equipment Manufacturing336211 | — | ◇ UNVERIFIED |
| GKGen Kinetics Johnstown | Johnstown, PA | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| HIHri INC Johnstown Hma Plt | Johnstown, PA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| JWJeld Wen INC | Sidman, PA | Wood Product Manufacturing321911 | — | ◇ UNVERIFIED |
| JAJohnstown America CORP. | Johnstown, PA | Furniture and Related Product Manufacturing337900 | — | ◇ UNVERIFIED |
| JSJohnstown Specialty Casting/johnstown Foundry | Johnstown, PA | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| JSJohnstown Storage | Johnstown, PA | Nonmetallic Mineral Product Manufacturing327999 | — | ◇ UNVERIFIED |
| JIJwf Ind Inc/environmental Tank & Container | Johnstown, PA | Fabricated Metal Product Manufacturing332420 | — | ◇ UNVERIFIED |
| LMLeman Machine CO INC | Portage, PA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| LALockheed Aeroparts INC | Johnstown, PA | Transportation Equipment Manufacturing336413 | — | ◇ UNVERIFIED |