| CTChampion Tool & Engineering INC | Mishawaka | IN | Machinery Manufacturing333514 | — | ◐ LIKELY ACTIVE |
| CMChore-Time - Milford | Milford | IN | Machinery Manufacturing333111 | 100-499 | ◐ LIKELY ACTIVE |
| CCCook Compression LaPorte | La Porte | IN | Machinery Manufacturing333999 | 1-19 | ◐ LIKELY ACTIVE |
| CCCopeland Corporation LLC Plant #14 | Rushville | IN | Machinery Manufacturing333415 | 100-499 | ◐ LIKELY ACTIVE |
Crane 1 Services - Indianapolis | Indianapolis | IN | Machinery Manufacturing333923 | 1-19 | ◐ LIKELY ACTIVE |
| CSCummins Seymour Engine Plant | Seymour | IN | Machinery Manufacturing333618 | 500+ | ◐ LIKELY ACTIVE |
| DIDaifuku Intralogistics America Coproration | Hobart | IN | Machinery Manufacturing333922 | 500+ | ◐ LIKELY ACTIVE |
| DDDecatur Diamond, LLC | Decatur | IN | Machinery Manufacturing333517 | 20-99 | ◐ LIKELY ACTIVE |
| DCDeister Concentrator NA, LLC | Fort Wayne | IN | Machinery Manufacturing333131 | 1-19 | ◐ LIKELY ACTIVE |
| DMDeister Machine Company - Berry | Fort Wayne | IN | Machinery Manufacturing333131 | 1-19 | ◐ LIKELY ACTIVE |
| DMDeister Machine Company - Glasgow | Fort Wayne | IN | Machinery Manufacturing333131 | 20-99 | ◐ LIKELY ACTIVE |
| DMDeister Machine Company - Grant | Fort Wayne | IN | Machinery Manufacturing333131 | 20-99 | ◐ LIKELY ACTIVE |
| DVDekker Vacuum Technologies | Michigan City | IN | Machinery Manufacturing333912 | 20-99 | ◐ LIKELY ACTIVE |
| DLDetpower LLC | West Lafayette | IN | Machinery Manufacturing333611 | — | ◐ LIKELY ACTIVE |
| DPDiamond Power, INC. | Columbus | IN | Machinery Manufacturing333618 | — | ◐ LIKELY ACTIVE |
| DSDiamond Stone Technologies Inc | Bedford | IN | Machinery Manufacturing333131 | 1-19 | ◐ LIKELY ACTIVE |
| DTDr. Tavel | Indianapolis | IN | Machinery Manufacturing333310 | 20-99 | ◐ LIKELY ACTIVE |
| DDDynamic Dies, Inc. Indy | Indianapolis | IN | Machinery Manufacturing333514 | 20-99 | ◐ LIKELY ACTIVE |
| ECEast Chicago Machine Tool Corporation | Crown Point | IN | Machinery Manufacturing333999 | 100-499 | ◐ LIKELY ACTIVE |
| EPEngineered Plastic Components, Inc | Scottsburg | IN | Machinery Manufacturing333511 | 100-499 | ◐ LIKELY ACTIVE |
Enprotech Industrial Technologies - LaPorte | La Porte | IN | Machinery Manufacturing333519 | 1-19 | ◐ LIKELY ACTIVE |
| EME-PAK Machinery | La Porte | IN | Machinery Manufacturing333993 | 20-99 | ◐ LIKELY ACTIVE |
| EDEquipment Depot Kentucky, Inc. - Evansville | Evansville | IN | Machinery Manufacturing333924 | 20-99 | ◐ LIKELY ACTIVE |
| EWEt Works | Mooresville | IN | Machinery Manufacturing333111 | 100-499 | ◐ LIKELY ACTIVE |
| ENEvansville North | Evansville | IN | Machinery Manufacturing333131 | 100-499 | ◐ LIKELY ACTIVE |
| ESEvansville South | Evansville | IN | Machinery Manufacturing333131 | 20-99 | ◐ LIKELY ACTIVE |
| EUExcell USA, Inc | Vincennes | IN | Machinery Manufacturing333249 | 20-99 | ◐ LIKELY ACTIVE |
| FIFabACab, Inc | Anderson | IN | Machinery Manufacturing333921 | 20-99 | ◐ LIKELY ACTIVE |
| FWFitech/Ashley Ward | Michigan City | IN | Machinery Manufacturing333517 | 1-19 | ◐ LIKELY ACTIVE |
| FSFive Star Hydraulics, Inc.- PI | Portage | IN | Machinery Manufacturing333995 | 20-99 | ◐ LIKELY ACTIVE |
| FWFranklin Water Treatment - Avon | Avon | IN | Machinery Manufacturing333310 | 100-499 | ◐ LIKELY ACTIVE |
| FWFranklin Water Treatment - Churubusco | Churubusco | IN | Machinery Manufacturing333310 | 20-99 | ◐ LIKELY ACTIVE |
| FFFreudenberg Filtration Technologies - LaPorte, Indiana | La Porte | IN | Machinery Manufacturing333413 | 100-499 | ◐ LIKELY ACTIVE |
| GUGema USA Inc. | Indianapolis | IN | Machinery Manufacturing333248 | 20-99 | ◐ LIKELY ACTIVE |
| GMGold Medal Products Company - Indianapolis | Noblesville | IN | Machinery Manufacturing333241 | 1-19 | ◐ LIKELY ACTIVE |
| GMGold Medal Products Company - Noblesville | Noblesville | IN | Machinery Manufacturing333241 | 1-19 | ◐ LIKELY ACTIVE |
Hoosier Crane Service Company - Fort Wayne | Fort Wayne | IN | Machinery Manufacturing333923 | 1-19 | ◐ LIKELY ACTIVE |
Hoosier Crane Service Company - Indianapolis | Indianapolis | IN | Machinery Manufacturing333923 | 20-99 | ◐ LIKELY ACTIVE |
Hoosier Crane Service Company - Kouts | Kouts | IN | Machinery Manufacturing333923 | 1-19 | ◐ LIKELY ACTIVE |
| HIHydro-Gear, Indianapolis | Indianapolis | IN | Machinery Manufacturing333996 | 20-99 | ◐ LIKELY ACTIVE |
| ISIndiana Service Center | Greenwood | IN | Machinery Manufacturing333991 | 100-499 | ◐ LIKELY ACTIVE |
| ITIntegrity Tool INC | Batesville | IN | Machinery Manufacturing333514 | — | ◐ LIKELY ACTIVE |
| JJomar | Middlebury | IN | Machinery Manufacturing333249 | 20-99 | ◐ LIKELY ACTIVE |
| KTKaiser Tool Company, INC. | Fort Wayne | IN | Machinery Manufacturing333515 | — | ▲ REPORTED CLOSED |
| KCKobelco Compressors Manufacturing Indiana Inc. | Elkhart | IN | Machinery Manufacturing333912 | 20-99 | ◐ LIKELY ACTIVE |
| LELafayette Engine Center | Lafayette | IN | Machinery Manufacturing333618 | 500+ | ◐ LIKELY ACTIVE |
| LSLaidig Systems, Inc. | Mishawaka | IN | Machinery Manufacturing333922 | 100-499 | ◐ LIKELY ACTIVE |
| LRLau- Rochester | Rochester | IN | Machinery Manufacturing333413 | 100-499 | ◐ LIKELY ACTIVE |
| LLLeibering Lumber & Logging, INC. | Ferdinand | IN | Machinery Manufacturing333243 | — | ◐ LIKELY ACTIVE |
| MSMagnum Systems, Inc - ECS | Evansville | IN | Machinery Manufacturing333922 | 20-99 | ◐ LIKELY ACTIVE |