| RCRolls-royce CORP Single Crystal Operation | Indianapolis | IN | Transportation Equipment Manufacturing336412 | — | ◐ LIKELY ACTIVE |
| SCStructural Composites of Indiana INC | Ligonier | IN | Plastics and Rubber Products Manufacturing326199 | — | ◐ LIKELY ACTIVE |
| TATenneco Automotive Operating Company | Elkhart | IN | Transportation Equipment Manufacturing336310 | — | ◐ LIKELY ACTIVE |
| TITenneco Incorporated | Ligonier | IN | Transportation Equipment Manufacturing336390 | — | ◐ LIKELY ACTIVE |
| TPThunderbird Products | Decatur | IN | Transportation Equipment Manufacturing336612 | — | ◐ LIKELY ACTIVE |
| UEUnison Engine Components | Terre Haute | IN | Transportation Equipment Manufacturing336412 | — | ◐ LIKELY ACTIVE |
| VNValeo North America Incorporated | Greensburg | IN | Transportation Equipment Manufacturing336350 | — | ◐ LIKELY ACTIVE |
Wabash National South | Lafayette | IN | Transportation Equipment Manufacturing336212 | — | ◐ LIKELY ACTIVE |
| WWWebb Wheel Products INC | Tell City | IN | Transportation Equipment Manufacturing336340 | — | ◐ LIKELY ACTIVE |
| HTHendrickson Truck Suspension Systems Plant 1 | Kendallville | IN | Transportation Equipment Manufacturing336330 | — | ◇ UNVERIFIED |
| ATAluminum Trailer Company Plant 4 | Nappanee | IN | Transportation Equipment Manufacturing336214 | 100-499 | ◐ LIKELY ACTIVE |
| AGAm General LLC | South Bend | IN | Transportation Equipment Manufacturing336992 | 500+ | ◐ LIKELY ACTIVE |
Crites Cummins Cpus LLC | Bloomfield | IN | Transportation Equipment Manufacturing336320 | — | ◐ LIKELY ACTIVE |
| DADexter Axle Company LLC | Elkhart | IN | Transportation Equipment Manufacturing336212 | — | ◐ LIKELY ACTIVE |
Drt Integrity Transports LLC | Merrillville | IN | Transportation Equipment Manufacturing336999 | — | ▲ REPORTED CLOSED |
| FRForest River, INC | Elkhart | IN | Transportation Equipment Manufacturing336214 | 500+ | ◐ LIKELY ACTIVE |
| HAHeartland Automotive HQ | Greencastle | IN | Transportation Equipment Manufacturing336360 | 100-499 | ◐ LIKELY ACTIVE |
Jeanwood INC | Elkhart | IN | Transportation Equipment Manufacturing336413 | — | ◐ LIKELY ACTIVE |
| KRKeystone Rv CO. | Goshen | IN | Transportation Equipment Manufacturing336214 | 100-499 | ◐ LIKELY ACTIVE |
Metal Fabricators Plus LLC | Indianapolis | IN | Fabricated Metal Product Manufacturing332322 | — | ◐ LIKELY ACTIVE |
| MCMonroe Custom Utility Bodies | Greenfield | IN | Transportation Equipment Manufacturing336211 | 20-99 | ◐ LIKELY ACTIVE |
| TWTOA Winchester LLC | Winchester | IN | Transportation Equipment Manufacturing336370 | 100-499 | ◐ LIKELY ACTIVE |
Tsl Enterprises, INC. | Jasper | IN | Transportation Equipment Manufacturing336110 | — | ◐ LIKELY ACTIVE |
| ZAZf Active Safety and Electronics US LLC | Lafayette | IN | Transportation Equipment Manufacturing336330 | — | ◐ LIKELY ACTIVE |
| 1I105731 - Independent Protection Company Incorporated | New Paris | IN | Electrical Equipment, Appliance & Component Manufacturing335931 | 100-499 | ◐ LIKELY ACTIVE |
| AAAdvance Aero INC | Mooresville | IN | Fabricated Metal Product Manufacturing332710 | 20-99 | ◐ LIKELY ACTIVE |
| CAComlux America LLC | Indianapolis | IN | Transportation Equipment Manufacturing336412 | 100-499 | ◐ LIKELY ACTIVE |
Mobile Tech Trailers Holding LLC | Argos | IN | Transportation Equipment Manufacturing336212 | — | ◐ LIKELY ACTIVE |
| ACAccelerated Curing INC. | Portland | IN | Transportation Equipment Manufacturing336320 | 20-99 | ◇ UNVERIFIED |
| SCStanrail Corporation | Gary | IN | Transportation Equipment Manufacturing336510 | — | ▲ REPORTED CLOSED |
| SHSwitzerland Hills | Patriot | IN | Transportation Equipment Manufacturing336211 | 20-99 | ◇ UNVERIFIED |
| 1T105950 - Tru Flex LLC | West Lebanon | IN | Fabricated Metal Product Manufacturing332710 | 100-499 | ◐ LIKELY ACTIVE |
| 1H105951 - Heartland Rv LLC | Elkhart | IN | Machinery Manufacturing333924 | 500+ | ◐ LIKELY ACTIVE |
| 1T106065 - Thor Motor Coach Incorporated | Elkhart | IN | Transportation Equipment Manufacturing336213 | 500+ | ◐ LIKELY ACTIVE |
| 1A106184 - American Technology Components | Elkhart | IN | Transportation Equipment Manufacturing336320 | 100-499 | ◐ LIKELY ACTIVE |
| 1K106322 - Keystone Rv Plant 311 | Goshen | IN | Transportation Equipment Manufacturing336213 | 100-499 | ◐ LIKELY ACTIVE |
| 1A106636 - Accugear | Fort Wayne | IN | Fabricated Metal Product Manufacturing332111 | 100-499 | ◐ LIKELY ACTIVE |
| 1K106826 - Keystone Rv Company | Goshen | IN | Transportation Equipment Manufacturing336214 | 100-499 | ◐ LIKELY ACTIVE |
| 1H107410 - Heartland Rv | Elkhart | IN | Transportation Equipment Manufacturing336214 | 500+ | ◐ LIKELY ACTIVE |
| ARAlliance Rv LLC | Elkhart | IN | Transportation Equipment Manufacturing336214 | 500+ | ◐ LIKELY ACTIVE |
| AGAm General LLC | South Bend | IN | Transportation Equipment Manufacturing336211 | — | ◐ LIKELY ACTIVE |
| AIAristo Incorporated | Hobart | IN | Transportation Equipment Manufacturing336390 | 20-99 | ◐ LIKELY ACTIVE |
| AArvinmeritor | Plainfield | IN | Transportation Equipment Manufacturing336310 | — | ◐ LIKELY ACTIVE |
| ATAustin Trihawk Automotive inc. | Austin | IN | Fabricated Metal Product Manufacturing332116 | 100-499 | ◐ LIKELY ACTIVE |
| ANAutoneum North America Jeffersonville | Jeffersonville | IN | Transportation Equipment Manufacturing336360 | 100-499 | ◐ LIKELY ACTIVE |
| CGCap Group LLC | Bedford | IN | Transportation Equipment Manufacturing336350 | — | ◐ LIKELY ACTIVE |
| DPDragon Products Akron | Akron | IN | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| DHDynatech Header CO a Fab CORP | Boonville | IN | Transportation Equipment Manufacturing336390 | — | ◐ LIKELY ACTIVE |
| ECElkhart Coach | Elkhart | IN | Transportation Equipment Manufacturing336112 | — | ◐ LIKELY ACTIVE |
| FSFederal-Mogul South Bend | South Bend | IN | Primary Metal Manufacturing331521 | 100-499 | ◐ LIKELY ACTIVE |