Restaurant Furniture Holdings, LLC | Knox | Furniture and Related Product Manufacturing | 337127 | — | ● ACTIVE |
| MIMpi International LLC | Knox | Fabricated Metal Product Manufacturing | 332116 | — | ◐ LIKELY ACTIVE |
| RCReagent Chemical & Research INC | Knox | Miscellaneous Manufacturing | 339920 | — | ◐ LIKELY ACTIVE |
| RCRocktenn Cp LLC | Knox | Paper Manufacturing | 322211 | — | ◐ LIKELY ACTIVE |
| ICIp Callison & Sons | Hamlet | Food Manufacturing | 311942 | — | ◇ UNVERIFIED |
| MSManitex Sabre INC | Knox | Fabricated Metal Product Manufacturing | 332312 | — | ◇ UNVERIFIED |
| WFWhite Flyer Targets | Knox | Miscellaneous Manufacturing | 339920 | — | ◇ UNVERIFIED |
| CPCorrugated Packaging Knox FSP | Knox | Paper Manufacturing | 322211 | 20–99 | ◐ LIKELY ACTIVE |
| GPGary Poppins, LLC | Knox | Food Manufacturing | 311919 | 20–99 | ◐ LIKELY ACTIVE |
| KVKankakee Valley Winery | North Judson | Beverage and Tobacco Product Manufacturing | 312130 | — | ◐ LIKELY ACTIVE |
| NPNorton Packaging- Hamlet | Hamlet | Plastics and Rubber Products Manufacturing | 326199 | 100–499 | ◐ LIKELY ACTIVE |
| OWOlin Winchester, LLC - Knox | Knox | Miscellaneous Manufacturing | 339920 | 20–99 | ◐ LIKELY ACTIVE |
| PKPaul's Knox | Knox | Fabricated Metal Product Manufacturing | 332439 | 1–19 | ◐ LIKELY ACTIVE |
| AOAmerican Oak Preserving Company | North Judson | Miscellaneous Manufacturing | 339999 | — | ◇ UNVERIFIED |
| HCHoosier Custom Plastics LLC | Knox | Plastics and Rubber Products Manufacturing | 326122 | — | ◇ UNVERIFIED |
| KFKnox Fertilizer CO INC | Knox | Chemical Manufacturing | 325314 | — | ◇ UNVERIFIED |
| KFKnox Fertilizers | Ober | Chemical Manufacturing | 325314 | — | ◇ UNVERIFIED |
| KEKruz East | Knox | Textile Product Mills | 314999 | — | ◇ UNVERIFIED |
| MPMpi Products LLC | Ober | Transportation Equipment Manufacturing | 336370 | — | ◇ UNVERIFIED |
| WKWestrock Knox | Ober | Paper Manufacturing | 322211 | — | ◇ UNVERIFIED |