| CMCoastal Metal Fab | Topsham | ME | Transportation Equipment Manufacturing336214 | 20-99 | ◐ LIKELY ACTIVE |
| CSColumbia SC - Augusta | Lexington | SC | Transportation Equipment Manufacturing336212 | 20-99 | ◐ LIKELY ACTIVE |
| CGColumbus GA Hub | Columbus | GA | Transportation Equipment Manufacturing336212 | 20-99 | ◐ LIKELY ACTIVE |
| CCon | Council Bluffs | IA | Transportation Equipment Manufacturing336350 | 20-99 | ◐ LIKELY ACTIVE |
| CGCondc1 Greer Perf Center | Spartanburg | SC | Transportation Equipment Manufacturing336111 | 20-99 | ◐ LIKELY ACTIVE |
| CNCondc Nazareth Condc | Easton | PA | Transportation Equipment Manufacturing336111 | 20-99 | ◐ LIKELY ACTIVE |
| CAContemporary Amperex Technology USA, Inc. | Auburn Hills | MI | Transportation Equipment Manufacturing336320 | 20-99 | ◐ LIKELY ACTIVE |
| CTContinental Tide Defense Systems VA | Norfolk | VA | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| CConverse | Converse | TX | Transportation Equipment Manufacturing336120 | 20-99 | ◐ LIKELY ACTIVE |
| CICoplas Inc. | Sterling Heights | MI | Transportation Equipment Manufacturing336390 | 20-99 | ◐ LIKELY ACTIVE |
| CHCorporate Headquarters | Scappoose | OR | Transportation Equipment Manufacturing336413 | 20-99 | ◐ LIKELY ACTIVE |
| CTCoudersport Truck-Lite | Coudersport | PA | Transportation Equipment Manufacturing336320 | 20-99 | ◐ LIKELY ACTIVE |
| CMCoyote MFG Co. | Nashville | GA | Transportation Equipment Manufacturing336212 | 20-99 | ◐ LIKELY ACTIVE |
| CMCPC - Main | Grand Prairie | TX | Transportation Equipment Manufacturing336413 | 20-99 | ◐ LIKELY ACTIVE |
| CRCpc - Rmc | Grand Prairie | TX | Transportation Equipment Manufacturing336413 | 20-99 | ◐ LIKELY ACTIVE |
| CLCreative Liquid Coatings, Inc. Newberry | Newberry | SC | Transportation Equipment Manufacturing336390 | 20-99 | ◐ LIKELY ACTIVE |
| CSCrew Seating | Elkhart | IN | Transportation Equipment Manufacturing336360 | 20-99 | ◐ LIKELY ACTIVE |
| CTCross Trailers Iowa | Braddyville | IA | Transportation Equipment Manufacturing336214 | 20-99 | ◐ LIKELY ACTIVE |
| CMCRRC MA Corporation-Quincy | Quincy | MA | Transportation Equipment Manufacturing336510 | 20-99 | ◐ LIKELY ACTIVE |
| CYCruisers Yachts INC / Charles Street | Oconto | WI | Transportation Equipment Manufacturing336612 | 20-99 | ◐ LIKELY ACTIVE |
| CMCSP - Manchester | Manchester | MI | Transportation Equipment Manufacturing336370 | 20-99 | ◐ LIKELY ACTIVE |
| CCtang1-yucn | Groton | CT | Transportation Equipment Manufacturing336411 | 20-99 | ◐ LIKELY ACTIVE |
| CMCTS- Mt. Holly | Mount Holly | NC | Transportation Equipment Manufacturing336120 | 20-99 | ◐ LIKELY ACTIVE |
| CSCurry Supply - Arizona | Gilbert | PA | Transportation Equipment Manufacturing336211 | 20-99 | ◐ LIKELY ACTIVE |
| CSCurry Supply - Arizona | Gilbert | AZ | Transportation Equipment Manufacturing336211 | 20-99 | ◐ LIKELY ACTIVE |
| CSCurry Supply - Texas | Hockley | TX | Transportation Equipment Manufacturing336211 | 20-99 | ◐ LIKELY ACTIVE |
| CMCurtis Maruyasu America Inc | Santa Claus | IN | Transportation Equipment Manufacturing336310 | 20-99 | ◐ LIKELY ACTIVE |
| CMCurtis Maruyasu America, Inc | Georgetown | KY | Transportation Equipment Manufacturing336310 | 20-99 | ◐ LIKELY ACTIVE |
| CHCurtiss-Wright -- Hauppauge (Sensors) | Hauppauge | NY | Transportation Equipment Manufacturing336412 | 20-99 | ◐ LIKELY ACTIVE |
| CTCustom Truck One Source - Elk Point | Elk Point | SD | Transportation Equipment Manufacturing336212 | 20-99 | ◐ LIKELY ACTIVE |
| CTCustom Truck One Source - Fort Worth | Fort Worth | TX | Transportation Equipment Manufacturing336211 | 20-99 | ◐ LIKELY ACTIVE |
| CTCustom Truck One Source - Portland | Portland | OR | Transportation Equipment Manufacturing336211 | 20-99 | ◐ LIKELY ACTIVE |
| CTCustom Truck One Source - Sedalia - Pelham | Sedalia | MO | Transportation Equipment Manufacturing336211 | 20-99 | ◐ LIKELY ACTIVE |
| CTCustom Truck One Source - Sedalia - Rissler | Sedalia | MO | Transportation Equipment Manufacturing336211 | 20-99 | ◐ LIKELY ACTIVE |
| CCv01-yad | Cannon Afb | NM | Transportation Equipment Manufacturing336419 | 20-99 | ◐ LIKELY ACTIVE |
| CCv03-yad | Hurlburt Field | FL | Transportation Equipment Manufacturing336419 | 20-99 | ◐ LIKELY ACTIVE |
| CMCVF Motorsports Inc | New Prague | MN | Transportation Equipment Manufacturing336310 | 20-99 | ◐ LIKELY ACTIVE |
| DSDaehan Solution Michigan | Romulus | MI | Transportation Equipment Manufacturing336390 | 20-99 | ◐ LIKELY ACTIVE |
| DSDaehan Solution Nevada 2025 | Fernley | NV | Transportation Equipment Manufacturing336390 | 20-99 | ◐ LIKELY ACTIVE |
| DMDaesol Material Georgia, LLC | West Point | GA | Transportation Equipment Manufacturing336111 | 20-99 | ◐ LIKELY ACTIVE |
| DTDaimler Truck North America - Custom Truck Services (Cleveland) | Cleveland | NC | Transportation Equipment Manufacturing336120 | 20-99 | ◐ LIKELY ACTIVE |
| DDallas | Coppell | TX | Transportation Equipment Manufacturing336413 | 20-99 | ◐ LIKELY ACTIVE |
| DMDart Machinery | Warren | MI | Transportation Equipment Manufacturing336310 | 20-99 | ◐ LIKELY ACTIVE |
| DTDavco Technology | Saline | MI | Transportation Equipment Manufacturing336390 | 20-99 | ◐ LIKELY ACTIVE |
| DDayton | Miamisburg | OH | Transportation Equipment Manufacturing336390 | 20-99 | ◐ LIKELY ACTIVE |
| DGDC - Gaithersburg VM | Gaithersburg | MD | Transportation Equipment Manufacturing336212 | 20-99 | ◐ LIKELY ACTIVE |
| DDc-navsea | Washington Navy Yard | DC | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| DDD & D Performance LLC | Rhome | TX | Transportation Equipment Manufacturing336991 | 20-99 | ◐ LIKELY ACTIVE |
| DODECKED Ohio | Defiance | OH | Transportation Equipment Manufacturing336390 | 20-99 | ◐ LIKELY ACTIVE |
| DUDECKED Utah | St. George | UT | Transportation Equipment Manufacturing336390 | 20-99 | ◐ LIKELY ACTIVE |