| ASArvin Sango Incorporated | Madison, IN | Fabricated Metal Product Manufacturing332119 | 500+ | ● ACTIVE |
Grote Industries INC | Madison, IN | Transportation Equipment Manufacturing336320 | 500+ | ● ACTIVE |
| UPUS Premier Tube Mills, LLC | Madison, IN | Primary Metal Manufacturing331111 | 100–499 | ● ACTIVE |
Vehicle Service Group, LLC | Madison, IN | Machinery Manufacturing333921 | 500+ | ● ACTIVE |
| MCMadison Chemical CO INC | Madison, IN | Chemical Manufacturing325611 | 100–499 | ● ACTIVE |
Double Tap Industries, LLC | Madison, IN | Miscellaneous Manufacturing339920 | — | ● ACTIVE |
Independence Machine & Tool LLC | Madison, IN | Fabricated Metal Product Manufacturing332710 | — | ● ACTIVE |
Online Services INC | Madison, IN | Plastics and Rubber Products Manufacturing326111 | — | ● ACTIVE |
| PPProcoat Products | Madison, IN | Fabricated Metal Product Manufacturing332813 | — | ◐ LIKELY ACTIVE |
| MTMadison Tool Incorporated | Madison, IN | Fabricated Metal Product Manufacturing332721 | 20–99 | ◐ LIKELY ACTIVE |
| RRoyer | Madison, IN | Plastics and Rubber Products Manufacturing326199 | 100–499 | ◐ LIKELY ACTIVE |
| EIEnvirex, INC | Madison, IN | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| HCHanover College | Madison, IN | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| MPMadison Precision Products INC | Madison, IN | Primary Metal Manufacturing331521 | — | ◇ UNVERIFIED |
| RLRobus Leather CORP. | Madison, IN | Paper Manufacturing322130 | — | ◇ UNVERIFIED |
| TDTransformer Decommissioning INC D/b/a Emerald Transformer | Nabb, IN | Electrical Equipment, Appliance & Component Manufacturing335311 | — | ◇ UNVERIFIED |
| VPVersatile Processing Group | Nabb, IN | Electrical Equipment, Appliance & Component Manufacturing335311 | — | ◇ UNVERIFIED |
| LWLanthier Winery | Hanover, IN | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| MPMad Paddle Spirits | Madison, IN | Beverage and Tobacco Product Manufacturing312140 | — | ◐ LIKELY ACTIVE |
| MMMeese - Madison | Madison, IN | Plastics and Rubber Products Manufacturing326199 | 20–99 | ◐ LIKELY ACTIVE |
| NDNucor Data Systems | Madison, IN | Fabricated Metal Product Manufacturing332322 | 20–99 | ◐ LIKELY ACTIVE |
| OVOhio Valley Meats LLC | Hanover, IN | Food Manufacturing311611 | — | ◐ LIKELY ACTIVE |
| TTThe Thomas Family Winery | Madison, IN | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| BPBarr Properties, LLC | Madison, IN | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| BLBaxter Lumber LLC | Deputy, IN | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| BLBurton Lumber CO. INC. | Lexington, IN | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| CTCentury Tube LLC | Madison, IN | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| DLDereeltech LLC | Nabb, IN | Fabricated Metal Product Manufacturing332811 | — | ◇ UNVERIFIED |
| HDHI Def Machining LLC | Madison, IN | Machinery Manufacturing333519 | — | ◇ UNVERIFIED |
| LNLeach & Napier, LLC | Madison, IN | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| NMNew Madison Brewing Company LLC | Madison, IN | Beverage and Tobacco Product Manufacturing312120 | — | ◇ UNVERIFIED |
| NTNucor Tubular Products | Madison, IN | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |