| SFSabrosura Foods - Monticello | Monticello | WI | Food Manufacturing311513 | 100-499 | ◐ LIKELY ACTIVE |
| SBSeaArk Boats LLC | Monticello | AR | Transportation Equipment Manufacturing336612 | 100-499 | ◐ LIKELY ACTIVE |
| TLThe Limestone Meathouse | Monticello | FL | Food Manufacturing311611 | — | ◐ LIKELY ACTIVE |
| WOWendy O Brandt | Monticello | UT | Wood Product Manufacturing321912 | — | ◐ LIKELY ACTIVE |
| WHWhyte Horse Winery | Monticello | IN | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| OSObrien Scientific Glass Blowing LLC | Monticello | IL | Nonmetallic Mineral Product Manufacturing327212 | — | ◐ LIKELY ACTIVE |
| SSSummit Stone Interiors INC | Monticello | MN | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| TITappers INC Dba Genereaux Fine Wood Products | Monticello | MN | Furniture and Related Product Manufacturing337110 | — | ◇ UNVERIFIED |
| TSTire Service Equipment Mfg CO INC | Monticello | MN | Machinery Manufacturing333220 | — | ◇ UNVERIFIED |
| ACAce Cutter Grinding INC | Monticello | MN | Fabricated Metal Product Manufacturing332994 | — | ◇ UNVERIFIED |
| AWAmerican Woodmark Corporation | Monticello | KY | Furniture and Related Product Manufacturing337110 | — | ◇ UNVERIFIED |
| ALArgos Lloyd Concrete Plant | Monticello | FL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| BBB & B Metal Stamping INC. | Monticello | MN | Fabricated Metal Product Manufacturing332116 | — | ◇ UNVERIFIED |
| BRBurlington Rug CORP Plant #1 | Monticello | AR | Textile Product Mills314110 | — | ◇ UNVERIFIED |
| CICargill INC | Monticello | WI | Food Manufacturing311110 | — | ◇ UNVERIFIED |
| CAChampaign Asphalt CO LLC | Monticello | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| CLClemente Latham Bridgeville Plant | Monticello | NY | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CTCoast to Coast Fiber Mill LLC | Monticello | MN | Textile Product Mills314999 | — | ◇ UNVERIFIED |
| CACorrie Art Glass | Monticello | IL | Nonmetallic Mineral Product Manufacturing327211 | — | ◇ UNVERIFIED |
| CCCowboy Charcoal USA | Monticello | KY | Wood Product Manufacturing321999 | — | ◇ UNVERIFIED |
| DCDea Clandestine Lab | Monticello | MN | Machinery Manufacturing333997 | — | ◇ UNVERIFIED |
| DCDim CORP Dba Edma CO | Monticello | MN | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
 Donaldson Co-msca | Monticello | IN | Machinery Manufacturing333111 | — | ◇ UNVERIFIED |
| DPD. Phillips Holdings, LLC | Monticello | KY | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| EMEdma Machining CO | Monticello | MN | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| EIElbrica, INC. | Monticello | FL | Furniture and Related Product Manufacturing337127 | — | ◇ UNVERIFIED |
| EIElectro Industries INC | Monticello | MN | Machinery Manufacturing333414 | — | ◇ UNVERIFIED |
| EMEnviro Mat LLC | Monticello | MS | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| GPGeorgia - Pacific CORP. - Monticello Plywood Plant | Monticello | GA | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| GPGeorgia Pacific Monticello LLC | Monticello | MS | Paper Manufacturing322110 | — | ◇ UNVERIFIED |
| IVIllinois Valley Paving CO | Monticello | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| IUInterfor U.s. INC. | Monticello | AR | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| JMJacobs Manufacturing LLC | Monticello | IN | Machinery Manufacturing333111 | — | ◇ UNVERIFIED |
| JQJames Quick Print, LLC | Monticello | AR | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| JMJordan Manufacturing Company INC | Monticello | IN | Textile Product Mills314999 | — | ◇ UNVERIFIED |
| MJMichael James Robinson | Monticello | FL | Miscellaneous Manufacturing339920 | — | ◇ UNVERIFIED |
| MMMonticello Machine Shop INC | Monticello | KY | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| MWMonticello Wood Industries LLC | Monticello | KY | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| MCMpm Carroll Plant | Monticello | MN | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| NFNonnis Foods-treatment - Uv | Monticello | NY | Food Manufacturing311821 | — | ◇ UNVERIFIED |
| NPNorton Packaging INC. | Monticello | GA | Plastics and Rubber Products Manufacturing326121 | — | ◇ UNVERIFIED |
| PSProduction Stamping INC | Monticello | MN | Fabricated Metal Product Manufacturing332119 | — | ◇ UNVERIFIED |
 Rehrig Pacific Company | Monticello | IN | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| RGRobert Green Truck Division, INC. | Monticello | NY | Transportation Equipment Manufacturing336211 | — | ◇ UNVERIFIED |
| RBRustech Brewing Company LLC | Monticello | MN | Beverage and Tobacco Product Manufacturing312120 | — | ◇ UNVERIFIED |
| SVSangamon Valley Conservancy | Monticello | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| SCSchonhardt Custom Cabinetry Inc. | Monticello | MN | Furniture and Related Product Manufacturing337110 | — | ◇ UNVERIFIED |
| SCSoy City Sock Co., INC. | Monticello | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| SVStardust Ventures LLC | Monticello | KY | Transportation Equipment Manufacturing336612 | — | ◇ UNVERIFIED |
| SPSuper Pantry 40 | Monticello | IL | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
