| APAds Pipe Dba Frederick Precast | Greencastle | PA | Nonmetallic Mineral Product Manufacturing327332 | — | ◇ UNVERIFIED |
| ASAj Stove and Pellet LLC | Greencastle | PA | Wood Product Manufacturing321999 | — | ◇ UNVERIFIED |
| AMApx Mitchell Machine Shop | Greencastle | PA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| CCCash Concrete Products Plant 1 | Greencastle | IN | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| CCContech Const Prod - Greencastle | Greencastle | PA | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| ESEldorado Stone - Greencastle (antrim Commons) | Greencastle | PA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| ESEldorado Stone Mfg Plt | Greencastle | PA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| FIFabtech INC | Greencastle | PA | Computer and Electronic Product Manufacturing334415 | — | ◇ UNVERIFIED |
| HPHarberts Products INC | Greencastle | PA | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| IGIac Greencastle, LLC | Greencastle | IN | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| LCLear Corporation | Greencastle | IN | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| MMMyers Mfg INC | Greencastle | PA | Machinery Manufacturing333249 | — | ◇ UNVERIFIED |
| SGShady Grove Cabinet Shop INC | Greencastle | PA | Furniture and Related Product Manufacturing337110 | — | ◇ UNVERIFIED |
| AFAmerican Fibertech Corporation | Greencastle | PA | Wood Product Manufacturing321920 | — | ◇ UNVERIFIED |
| BUBuzzi Unicem USA | Greencastle | IN | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| CRChep Recycle Pallet Solutions LLC | Greencastle | PA | Wood Product Manufacturing321920 | — | ◇ UNVERIFIED |
| ESEldorado Stone, LLC | Greencastle | PA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| HKHidden Key Brewing Company | Greencastle | PA | Beverage and Tobacco Product Manufacturing312120 | — | ◇ UNVERIFIED |
| IIac | Greencastle | IN | Textile Product Mills314999 | — | ◇ UNVERIFIED |
| SPShaffer Products, LLC | Greencastle | PA | Wood Product Manufacturing321999 | — | ◇ UNVERIFIED |
