| CCConlon Clan Manufacturing LLC | Riverside | CA | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| CRConstructors Racing Group, LLC | San Francisco | CA | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| CMContinental Mfg. Company, INC. | Houston | TX | Transportation Equipment Manufacturing336120 | — | ◇ UNVERIFIED |
| CACooper-standard Automotive of Fairview | Fairview | MI | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| CLCorral-130 LLC | Compton | CA | Machinery Manufacturing333415 | — | ◇ UNVERIFIED |
| CVCorsa Velocita Group LLC. | North Hollywood | CA | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
Cpk Manufacturing INC | San Jose | CA | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| CSCrankshaft Supply CO INC. | Minneapolis | MN | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| CFCrescent Forge & Shovel Co-div of Eric | Havana | IL | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| CLCromCo, LLC | Cypress | CA | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| CICruz Industrial Truck 2 | Bakersfield | CA | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| CSC & S Commercial Truck and Van Equipment | Palatka | FL | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| CACtw Automation, INC. | Lexington | NC | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| CCCuesta College (generator) | San Luis Obispo | CA | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| CECummins Electrified Power | Dixon | CA | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| CECummins Electrified Power | West Sacramento | CA | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| CGCurt Group | Allentown | PA | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| CCCurvilinear Components LLC | San Clemente | CA | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| CMCustomized Manufacturing and Assembly INC | Rochester Hills | MI | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| CTCustom Tranz INC Dba Valve Body Pro | San Jose | CA | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| CMC&w Manufacturing Dba C&w Machine Shop | Turlock | CA | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| CHCylinder Head Engineering LLC | De Soto | KS | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| DHD.A.C. Holding Ltd. | Brighton | MI | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| DPDalenzie Professionally Built Torque Converters | Oceanside | CA | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| DMDaniels Machine Shop | Sn Bernrdno | CA | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| DADba Advanced Manufacturing Svcs | Torrance | CA | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| DIDecostar Industries, INC. | Mc Calla | AL | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| DMDecuir Manufacturing CORP | Fallbrook | CA | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| DEDee Engineering | Ontario | CA | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| DLDe La Rosa Manufacturing INC | Santa Fe Springs | CA | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| DADelphi Automotive Systems LLC | Warren | OH | Primary Metal Manufacturing331422 | — | ◇ UNVERIFIED |
| DWDel West Engineering INC | Valencia | CA | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| DADenso Air Systems | Battle Creek | MI | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| DMDenso Manufacturing Michigan INC | Battle Creek | MI | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| DFD&g Fiberglass | Sun Valley | CA | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| DFDickinson Fleet Service | Tampa | FL | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| DIDieomatic Incorporated | Battle Creek | MI | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| DTDie Tech Dba Bieganski Fabrication | Morgan Hill | CA | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| DODirtBound Offroad | Chisago City | MN | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| DKDirt King Fabrication | San Diego | CA | Fabricated Metal Product Manufacturing332510 | — | ◇ UNVERIFIED |
| DWDisney Worldwide Services | Burbank | CA | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| DMDkk Machine INC | Gardena | CA | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| DSDmhs Socal INC | Orange | CA | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| DWDoubleM-GS Western Services, LLC. | Moab | UT | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| DADouglas and Lomason Company, Atlas Body Division | Amory | MS | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| DMDownsouth Motorsports INC | Lakeside | CA | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| DADrive Automotive Industries, INC. Dba Magna International | Piedmont | SC | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| DSDry Sump Solutions | Temecula | CA | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
| DPDss Prodiesel Partners, LLC | Nashville | TN | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |
D-tek Manufacturing | Santa Clara | CA | Transportation Equipment Manufacturing336390 | — | ◇ UNVERIFIED |