| CECummins Engine CO Fuel Systems Plt | Columbus | IN | Machinery Manufacturing333618 | — | ◇ UNVERIFIED |
| FEFaurecia Emission Control Technologies | Columbus | IN | Transportation Equipment Manufacturing336211 | — | ◇ UNVERIFIED |
| ATAk Tube LLC | Columbus | IN | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| AMAy Manufacturing LTD | Columbus | OH | Transportation Equipment Manufacturing336399 | — | ◇ UNVERIFIED |
| CCColumbus Components Group | Columbus | IN | Transportation Equipment Manufacturing336312 | — | ◇ UNVERIFIED |
| CICummins, INC. | Columbus | IN | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| FEFaurecia Emissions Control Technologies USA LLC | Columbus | IN | Transportation Equipment Manufacturing336211 | — | ◇ UNVERIFIED |
| HLHfi LLC | Columbus | OH | Transportation Equipment Manufacturing336360 | — | ◇ UNVERIFIED |
| JEJohnson Electric Automotive Motors | Columbus | MS | Transportation Equipment Manufacturing336000 | — | ◇ UNVERIFIED |
| MDMcdonnell Douglas CORP Air Force Plant 85 | Columbus | OH | Transportation Equipment Manufacturing336411 | — | ◇ UNVERIFIED |
| PWPratt & Whitney Cfb2 | Columbus | GA | Transportation Equipment Manufacturing336412 | — | ◇ UNVERIFIED |
| RHRsi Home Products | Columbus | KS | Transportation Equipment Manufacturing336322 | — | ◇ UNVERIFIED |
| AMAy Manufacturing LTD (0125042110) | Columbus | OH | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| BBBabbitt Bearing, Inc. | Columbus | OH | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| BBBuckeye Body and Equipment (0125042343) | Columbus | OH | Transportation Equipment Manufacturing336110 | — | ◇ UNVERIFIED |
| CCaltherm | Columbus | IN | Transportation Equipment Manufacturing336322 | — | ◇ UNVERIFIED |
| CCCapital Core, INC. | Columbus | OH | Transportation Equipment Manufacturing336350 | — | ◇ UNVERIFIED |
| FCFaurecia Clean Mobility | Columbus | IN | Transportation Equipment Manufacturing336310 | — | ◇ UNVERIFIED |
| FEFaurecia Emission Control Technologies | Columbus | IN | Transportation Equipment Manufacturing336211 | — | ◇ UNVERIFIED |
| FEFaurecia Emission Control Technologies USA LLC | Columbus | IN | Transportation Equipment Manufacturing336211 | — | ◇ UNVERIFIED |
| FEFaurecia Emissions Control Technologies | Columbus | IN | Transportation Equipment Manufacturing336211 | — | ◇ UNVERIFIED |
| FIFleetpride INC. | Columbus | GA | Transportation Equipment Manufacturing336320 | — | ◇ UNVERIFIED |
| GTGolden Triangle Regional Airport | Columbus | MS | Transportation Equipment Manufacturing336411 | — | ◇ UNVERIFIED |
| HAHoustons Auto & Truck Repairs INC | Columbus | NJ | Transportation Equipment Manufacturing336211 | — | ◇ UNVERIFIED |
| PIProform Industries, LTD. | Columbus | OH | Transportation Equipment Manufacturing336211 | — | ◇ UNVERIFIED |
| RTReading Truck Equipment - Columbus | Columbus | OH | Transportation Equipment Manufacturing336211 | — | ◇ UNVERIFIED |
| SJStar Jet, LLC | Columbus | OH | Transportation Equipment Manufacturing336412 | — | ◇ UNVERIFIED |
| TSTransportation Security Administration at Golden Triangle Regional Gtr | Columbus | MS | Transportation Equipment Manufacturing336411 | — | ◇ UNVERIFIED |
| TSTrim Sys | Columbus | OH | Transportation Equipment Manufacturing336399 | — | ◇ UNVERIFIED |
