| DRDecatur Recycling (Nucor) | Trinity | AL | Transportation Equipment Manufacturing336510 | 1-19 | ◐ LIKELY ACTIVE |
| DKDecoursey KY Relay Material | Covington | KY | Transportation Equipment Manufacturing336510 | 20-99 | ◐ LIKELY ACTIVE |
| DIDellner, INC. | Charlotte | NC | Transportation Equipment Manufacturing336510 | — | ◐ LIKELY ACTIVE |
| DNDeming, NM | Deming | NM | Transportation Equipment Manufacturing336510 | 1-19 | ◐ LIKELY ACTIVE |
| EMEMD Marshalltown | Marshalltown | IA | Transportation Equipment Manufacturing336510 | 20-99 | ◐ LIKELY ACTIVE |
| EREmporium Reman | Emporium | PA | Transportation Equipment Manufacturing336510 | 20-99 | ◐ LIKELY ACTIVE |
| ESEvans Street | Brookville | PA | Transportation Equipment Manufacturing336510 | 100-499 | ◐ LIKELY ACTIVE |
| GRGalesburg Recycling | Galesburg | IL | Transportation Equipment Manufacturing336510 | 1-19 | ◐ LIKELY ACTIVE |
| GSG&B Specialties | Berwick | PA | Transportation Equipment Manufacturing336510 | 20-99 | ◐ LIKELY ACTIVE |
| GNGeismar North America Inc. | Beaufort | SC | Transportation Equipment Manufacturing336510 | 20-99 | ◐ LIKELY ACTIVE |
| GPGettysburg, PA | Gettysburg | PA | Transportation Equipment Manufacturing336510 | 1-19 | ◐ LIKELY ACTIVE |
| GTGomaco Trolley | Ida Grove | IA | Transportation Equipment Manufacturing336510 | 1-19 | ◐ LIKELY ACTIVE |
| GWGraham White 1242 | Salem | VA | Transportation Equipment Manufacturing336510 | 100-499 | ◐ LIKELY ACTIVE |
| GGreenbrier | Kennett | MO | Transportation Equipment Manufacturing336510 | 100-499 | ◐ LIKELY ACTIVE |
| GMGreenbrier Marmaduke | Marmaduke | AR | Transportation Equipment Manufacturing336510 | 100-499 | ◐ LIKELY ACTIVE |
| HTHarlingen, TX | Harlingen | TX | Transportation Equipment Manufacturing336510 | 1-19 | ◐ LIKELY ACTIVE |
| HDHarrington, DE | Harrington | DE | Transportation Equipment Manufacturing336510 | 1-19 | ◐ LIKELY ACTIVE |
| HRHarsco Rail LLC - LUD | Ludington | MI | Transportation Equipment Manufacturing336510 | 20-99 | ◐ LIKELY ACTIVE |
| HNHenderson NV Locomotive | Henderson | NV | Transportation Equipment Manufacturing336510 | 20-99 | ◐ LIKELY ACTIVE |
| HRHerzog Railroad Services, INC. - Easton Road | St. Joseph | MO | Transportation Equipment Manufacturing336510 | 20-99 | ◐ LIKELY ACTIVE |
| HRHerzog Railroad Services, INC. - Easton Road | Saint Joseph | MO | Transportation Equipment Manufacturing336510 | 20-99 | ◐ LIKELY ACTIVE |
| HJHopkins Jr David | Factoryville | PA | Transportation Equipment Manufacturing336510 | — | ◐ LIKELY ACTIVE |
| HHornell | Hornell | NY | Transportation Equipment Manufacturing336510 | 500+ | ◐ LIKELY ACTIVE |
| HWHudson Wire Shop | Hudson | WI | Transportation Equipment Manufacturing336510 | 1-19 | ◐ LIKELY ACTIVE |
| HWHudson WI Signal | Hudson | WI | Transportation Equipment Manufacturing336510 | 20-99 | ◐ LIKELY ACTIVE |
| IAIllinois Auto Electric Co. (IAEPP) | Naperville | IL | Transportation Equipment Manufacturing336510 | 20-99 | ◐ LIKELY ACTIVE |
| IMIndependence MO PRIIS | Independence | MO | Transportation Equipment Manufacturing336510 | 20-99 | ◐ LIKELY ACTIVE |
| IQInnovative Quality Solutions, LLC | Grandview | MO | Transportation Equipment Manufacturing336510 | — | ◐ LIKELY ACTIVE |
| IMIntramotev Main Office | Saint Louis | MO | Transportation Equipment Manufacturing336510 | 20-99 | ◐ LIKELY ACTIVE |
| JSJackson SC Wheelshop | Jackson | SC | Transportation Equipment Manufacturing336510 | 20-99 | ◐ LIKELY ACTIVE |
| KCKansas City Service Center | Riverside | MO | Transportation Equipment Manufacturing336510 | 100-499 | ◐ LIKELY ACTIVE |
| KMKawasaki Motors Manufacturing Corp., U.S.A., Rail Car | Lincoln | NE | Transportation Equipment Manufacturing336510 | 500+ | ◐ LIKELY ACTIVE |
| KRKawasaki Rail Car Inc - Greenbelt | College Park | MD | Transportation Equipment Manufacturing336510 | 100-499 | ◐ LIKELY ACTIVE |
| KRKawasaki Rail Car Inc - New Haven | New Haven | CT | Transportation Equipment Manufacturing336510 | 20-99 | ◐ LIKELY ACTIVE |
| KRKawasaki Rail Car Inc. - Yonkers | Yonkers | NY | Transportation Equipment Manufacturing336510 | 100-499 | ◐ LIKELY ACTIVE |
| KLKinkisharyo LLC | Palmdlae | CA | Transportation Equipment Manufacturing336510 | 100-499 | ◐ LIKELY ACTIVE |
| KTKnoxville, TN | Knoxville | TN | Transportation Equipment Manufacturing336510 | 1-19 | ◐ LIKELY ACTIVE |
| LILaGrange IL Engine Plant EMD | LaGrange | IL | Transportation Equipment Manufacturing336510 | 100-499 | ◐ LIKELY ACTIVE |
| LILaGrange IL Engine Plant EMD | La Grange | IL | Transportation Equipment Manufacturing336510 | 100-499 | ◐ LIKELY ACTIVE |
| LSLancaster, SC | Lancaster | SC | Transportation Equipment Manufacturing336510 | 1-19 | ◐ LIKELY ACTIVE |
| LLenexa | Lenexa | KS | Transportation Equipment Manufacturing336510 | 20-99 | ◐ LIKELY ACTIVE |
| LMLoram Maintenance of Way Inc (Georgetown) | Georgetown | TX | Transportation Equipment Manufacturing336510 | 20-99 | ◐ LIKELY ACTIVE |
| LLLRS Logistics | Boaz | AL | Transportation Equipment Manufacturing336510 | 20-99 | ◐ LIKELY ACTIVE |
| MMascot | Mascot | TN | Transportation Equipment Manufacturing336510 | 100-499 | ◐ LIKELY ACTIVE |
| MKMayfield KY Locomotive | Mayfield | KY | Transportation Equipment Manufacturing336510 | 100-499 | ◐ LIKELY ACTIVE |
| MTMcMinnville, TN | Mcminnville | TN | Transportation Equipment Manufacturing336510 | 1-19 | ◐ LIKELY ACTIVE |
| M8Mechanicsville - 8440 Times Dispatch Blvd | Mechanicsville | VA | Transportation Equipment Manufacturing336510 | 20-99 | ◐ LIKELY ACTIVE |
| MTMemphis TN Trackworks | Memphis | TN | Transportation Equipment Manufacturing336510 | 1-19 | ◐ LIKELY ACTIVE |
| MMeppi110-116 | Freedom | PA | Transportation Equipment Manufacturing336510 | 100-499 | ◐ LIKELY ACTIVE |
| MMeppi55 | Melville | NY | Transportation Equipment Manufacturing336510 | 20-99 | ◐ LIKELY ACTIVE |