| RRRGX Rim Repair - Wilmington | Wilmington | NC | Transportation Equipment Manufacturing336390 | 1-19 | ◐ LIKELY ACTIVE |
| RPRidgefield Park, NJ | Ridgefield Park | NJ | Transportation Equipment Manufacturing336510 | 1-19 | ◐ LIKELY ACTIVE |
| RMRiverside MO Distribution | Riverside | MO | Transportation Equipment Manufacturing336510 | 1-19 | ◐ LIKELY ACTIVE |
| RVRoanoke VA Recycling | Roanoke | VA | Transportation Equipment Manufacturing336510 | 1-19 | ◐ LIKELY ACTIVE |
| RRRoaring River, NC | Roaring River | NC | Transportation Equipment Manufacturing336510 | 1-19 | ◐ LIKELY ACTIVE |
| RMRocky Mount | Rocky Mount | NC | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| RRRoll Rite Henderson | Henderson | CO | Transportation Equipment Manufacturing336390 | 1-19 | ◐ LIKELY ACTIVE |
| RRRoll Rite Louisville | Louisville | OH | Transportation Equipment Manufacturing336390 | 1-19 | ◐ LIKELY ACTIVE |
| RRRoll Rite Torrington | Torrington | CT | Transportation Equipment Manufacturing336390 | 1-19 | ◐ LIKELY ACTIVE |
| RWRoman Werks Inc DBA Burns Stainless | Costa Mesa | CA | Transportation Equipment Manufacturing336111 | 1-19 | ◐ LIKELY ACTIVE |
| RRuck02-yucn | Fort Rucker | AL | Transportation Equipment Manufacturing336411 | 1-19 | ◐ LIKELY ACTIVE |
| RRuck02-yucn | Ft. Rucker | AL | Transportation Equipment Manufacturing336411 | 1-19 | ◐ LIKELY ACTIVE |
| RHRWB Haltech | Lexington | KY | Transportation Equipment Manufacturing336320 | 1-19 | ◐ LIKELY ACTIVE |
| RTRwb - Tsi | Aston | PA | Transportation Equipment Manufacturing336350 | 1-19 | ◐ LIKELY ACTIVE |
| SESA Engineering | Livonia | MI | Transportation Equipment Manufacturing336111 | 1-19 | ◐ LIKELY ACTIVE |
| SBSalty Boats | Wildwood | FL | Transportation Equipment Manufacturing336612 | 1-19 | ◐ LIKELY ACTIVE |
| SDSan Diego- Metropolitan | San Diego | CA | Transportation Equipment Manufacturing336411 | 1-19 | ◐ LIKELY ACTIVE |
| SRSA Rail, LLC | Maumee | OH | Transportation Equipment Manufacturing336510 | 1-19 | ◐ LIKELY ACTIVE |
| SGSaronic - Galveston | Galveston | TX | Transportation Equipment Manufacturing336612 | 1-19 | ◐ LIKELY ACTIVE |
| SKSatanta, KS | Satanta | KS | Transportation Equipment Manufacturing336510 | 1-19 | ◐ LIKELY ACTIVE |
| SFSebring, FL | Sebring | FL | Transportation Equipment Manufacturing336510 | 1-19 | ◐ LIKELY ACTIVE |
| SPSed Pb | Sedalia | MO | Transportation Equipment Manufacturing336212 | 1-19 | ◐ LIKELY ACTIVE |
| SMSelden Mast Inc | N Charleston | SC | Transportation Equipment Manufacturing336611 | 1-19 | ◐ LIKELY ACTIVE |
| SCShape Corp - 1825 Industrial Dr. | Grand Haven | MI | Transportation Equipment Manufacturing336390 | 1-19 | ◐ LIKELY ACTIVE |
| SCShape Corp - 1845 Industrial Dr. | Grand Haven | MI | Transportation Equipment Manufacturing336390 | 1-19 | ◐ LIKELY ACTIVE |
| SESkeeter Emergency Vehicles - EJ Metals | New London | WI | Transportation Equipment Manufacturing336211 | 1-19 | ◐ LIKELY ACTIVE |
| SPSkeeter Products, Inc. - Trailer Factory | Kilgore | TX | Transportation Equipment Manufacturing336214 | 1-19 | ◐ LIKELY ACTIVE |
| SWSomerset Welding and Steel Company, Inc. - Cumberland | Cumberland | MD | Transportation Equipment Manufacturing336211 | 1-19 | ◐ LIKELY ACTIVE |
| SWSouthcoast Welding & Manufacturing-VA | Norforlk | VA | Transportation Equipment Manufacturing336611 | 1-19 | ◐ LIKELY ACTIVE |
| SCSpartan Casa Grande | Casa Grande | AZ | Transportation Equipment Manufacturing336211 | 1-19 | ◐ LIKELY ACTIVE |
| SBSpecialized Bicycle Components, Inc. | Auburn | CA | Transportation Equipment Manufacturing336991 | 1-19 | ◐ LIKELY ACTIVE |
| SPSpeedkore Performance Group, LLC | Grafton | WI | Transportation Equipment Manufacturing336211 | 1-19 | ◐ LIKELY ACTIVE |
| STS&S Truck Parts - NC | Franklinville | NC | Transportation Equipment Manufacturing336350 | 1-19 | ◐ LIKELY ACTIVE |
| SStA | St Albans | VT | Transportation Equipment Manufacturing336411 | 1-19 | ◐ LIKELY ACTIVE |
| SStA | Saint Albans | VT | Transportation Equipment Manufacturing336411 | 1-19 | ◐ LIKELY ACTIVE |
| SSStein Seal Industrial | Telford | PA | Transportation Equipment Manufacturing336412 | 1-19 | ◐ LIKELY ACTIVE |
| SLSt. Louis, MO | St. Louis | MO | Transportation Equipment Manufacturing336510 | 1-19 | ◐ LIKELY ACTIVE |
| SLSt. Louis, MO | Saint Louis | MO | Transportation Equipment Manufacturing336510 | 1-19 | ◐ LIKELY ACTIVE |
| SLSt. Louis World Class Manufacturing (Challenge Manufacturing Plant 5) | Bridgeton | MO | Transportation Equipment Manufacturing336370 | 1-19 | ◐ LIKELY ACTIVE |
| SJStrobes Jupiter FL | Jupiter | FL | Transportation Equipment Manufacturing336320 | 1-19 | ◐ LIKELY ACTIVE |
| SWSupply Way | Boise | ID | Transportation Equipment Manufacturing336212 | 1-19 | ◐ LIKELY ACTIVE |
| SBSwift Beat - McLean | McLean | VA | Transportation Equipment Manufacturing336411 | 1-19 | ◐ LIKELY ACTIVE |
| SBSwift Beat - McLean | Mc Lean | VA | Transportation Equipment Manufacturing336411 | 1-19 | ◐ LIKELY ACTIVE |
| SBSwift Beat NV | Gerlach | NV | Transportation Equipment Manufacturing336411 | 1-19 | ◐ LIKELY ACTIVE |
| SNSyracuse, Ny | Syracuse | NY | Paper Manufacturing322211 | 1-19 | ◐ LIKELY ACTIVE |
| TITechnique, Inc. Research Drive | Jackson | MI | Transportation Equipment Manufacturing336370 | 1-19 | ◐ LIKELY ACTIVE |
| TCTell City Main Plant | Tell City | IN | Transportation Equipment Manufacturing336111 | 1-19 | ◐ LIKELY ACTIVE |
| TUThe USA Trailer Store | Greenville | SC | Transportation Equipment Manufacturing336212 | 1-19 | ◐ LIKELY ACTIVE |
| TCTRAIL-EZE Corsica | Corsica | SD | Transportation Equipment Manufacturing336212 | 1-19 | ◐ LIKELY ACTIVE |
| TPTRAIL-EZE Platte | Platte | SD | Transportation Equipment Manufacturing336212 | 1-19 | ◐ LIKELY ACTIVE |