| SISouthern Illinois Stone CO | Buncombe | Petroleum and Coal Products Manufacturing | 324121 | — | ◇ UNVERIFIED |
| BTBella T Winery | Creal Springs | Beverage and Tobacco Product Manufacturing | 312130 | — | ◐ LIKELY ACTIVE |
| CRCache River Basin Vineyard & Winery | Belknap | Beverage and Tobacco Product Manufacturing | 312130 | — | ◐ LIKELY ACTIVE |
| CCClad & Cordon Vineyard | Creal Springs | Beverage and Tobacco Product Manufacturing | 312130 | — | ◐ LIKELY ACTIVE |
| EREagle Ridge Winery, LLC | Goreville | Beverage and Tobacco Product Manufacturing | 312130 | — | ◐ LIKELY ACTIVE |
| JCJohnson County Highway Department | Vienna | Machinery Manufacturing | 333120 | 1–19 | ◐ LIKELY ACTIVE |
| BAB&c Auto Body | Goreville | Miscellaneous Manufacturing | 339999 | — | ◇ UNVERIFIED |
| BRBeelman Ready Mix | Cypress | Miscellaneous Manufacturing | 339999 | — | ◇ UNVERIFIED |
| CHCharyln Haden | Goreville | Miscellaneous Manufacturing | 339999 | — | ◇ UNVERIFIED |
| ESE.t. Simonds Materials CO | Buncombe | Petroleum and Coal Products Manufacturing | 324121 | — | ◇ UNVERIFIED |
| FCFerguson Contracting LLC | Buncombe | Miscellaneous Manufacturing | 339999 | — | ◇ UNVERIFIED |
| FMFriction Materials LLC | Goreville | Miscellaneous Manufacturing | 339999 | — | ◇ UNVERIFIED |
| GCGoreville Concrete INC | Goreville | Nonmetallic Mineral Product Manufacturing | 327320 | — | ◇ UNVERIFIED |
| GCGoreville Concrete Products INC | Vienna | Nonmetallic Mineral Product Manufacturing | 327320 | — | ◇ UNVERIFIED |
| JCJohnson County Highway Dept | Tunnel Hill | Miscellaneous Manufacturing | 339999 | — | ◇ UNVERIFIED |
| JJJoshs Jot Em Down | Tunnel Hill | Miscellaneous Manufacturing | 339999 | — | ◇ UNVERIFIED |
| JWJ W Reynolds Monument Company | Vienna | Nonmetallic Mineral Product Manufacturing | 327390 | — | ◇ UNVERIFIED |
| KRKotter Ready-mix | Vienna | Nonmetallic Mineral Product Manufacturing | 327320 | — | ◇ UNVERIFIED |
| MMMidwest Material Supply LLC | Vienna | Petroleum and Coal Products Manufacturing | 324121 | — | ◇ UNVERIFIED |
| TLThomas Liquor & Gas | Vienna | Miscellaneous Manufacturing | 339999 | — | ◇ UNVERIFIED |