Fleming Steel CO | New Castle | PA | Fabricated Metal Product Manufacturing332321 | 20-99 | ● ACTIVE |
| KCKuehne Chemical Company INC | New Castle | DE | Chemical Manufacturing325180 | 20-99 | ● ACTIVE |
Magna Machine & Tool CO INC | New Castle | IN | Fabricated Metal Product Manufacturing332710 | 20-99 | ● ACTIVE |
| VSV & S Delaware Galvanizing LLC | New Castle | DE | Fabricated Metal Product Manufacturing332812 | 20-99 | ● ACTIVE |
Kasgro Rail CORP | New Castle | PA | Transportation Equipment Manufacturing336510 | 20-99 | ● ACTIVE |
| EMEllwood Mill Products | New Castle | PA | Fabricated Metal Product Manufacturing332111 | 20-99 | ◐ LIKELY ACTIVE |
| BSBlair Strip Steel Company | New Castle | PA | Primary Metal Manufacturing331221 | 20-99 | ▲ REPORTED CLOSED |
| LRLiveo Research INC. | New Castle | DE | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
| ALAgrorefiner, LLC | New Castle | DE | Chemical Manufacturing325222 | 20-99 | ◐ LIKELY ACTIVE |
Altium Packaging - New Castle | New Castle | PA | Plastics and Rubber Products Manufacturing326160 | 20-99 | ◐ LIKELY ACTIVE |
| CGConsolidated Glass Corporation | New Castle | PA | Nonmetallic Mineral Product Manufacturing327211 | 20-99 | ◐ LIKELY ACTIVE |
| WPWestern Pennsylvania Steel Fabricating, INC. | New Castle | PA | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| 2L240 Lisa Dr | New Castle | DE | Furniture and Related Product Manufacturing337212 | 20-99 | ◐ LIKELY ACTIVE |
| 3N373 New Castle DE | New Castle | DE | Food Manufacturing311811 | 20-99 | ◐ LIKELY ACTIVE |
| AFAdvanced Feedscrews | New Castle | PA | Fabricated Metal Product Manufacturing332710 | 20-99 | ◐ LIKELY ACTIVE |
| BMBPI Minerals, New Castle Facility | New Castle | PA | Nonmetallic Mineral Product Manufacturing327992 | 20-99 | ◐ LIKELY ACTIVE |
| CMCastle Mold & Tool, Inc. | New Castle | PA | Machinery Manufacturing333511 | 20-99 | ◐ LIKELY ACTIVE |
| CSContainer Services Inc - PA | New Castle | PA | Plastics and Rubber Products Manufacturing326160 | 20-99 | ◐ LIKELY ACTIVE |
| FIFujifilm Imaging Colorants Inc. | New Castle | DE | Chemical Manufacturing325910 | 20-99 | ◐ LIKELY ACTIVE |
| HNHSM New Castle (217) | New Castle | IN | Plastics and Rubber Products Manufacturing326150 | 20-99 | ◐ LIKELY ACTIVE |
| LNLegacy New Castle | New Castle | IN | Food Manufacturing311119 | 20-99 | ◐ LIKELY ACTIVE |
| LALinde Advanced Material Technology (Thermal Spray) | New Castle | PA | Fabricated Metal Product Manufacturing332812 | 20-99 | ◐ LIKELY ACTIVE |
| NHNCSP Holdco, LLC | New Castle | IN | Primary Metal Manufacturing331221 | 20-99 | ◐ LIKELY ACTIVE |
| NCNew Castle Plant | New Castle | PA | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
Superior Forge & Steel New Castle | New Castle | PA | Primary Metal Manufacturing331513 | 20-99 | ◐ LIKELY ACTIVE |