| FWFred Wahl Marine Construction INC | Reedsport | OR | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| GHGladding Hearn Shipbuilding | Somerset | MA | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| GCGulf Copper Ship Repair | Corpus Christi | TX | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
John Bludworth Shipyard LLC | Corpus Christi | TX | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| LTLpi Technical Services | Chesapeake | VA | Transportation Equipment Manufacturing336312 | 20-99 | ◐ LIKELY ACTIVE |
Platypus Marine INC | Port Angeles | WA | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| RMRmk Merrill Stevens | Miami | FL | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| CTContinental Tide Defense Systems, INC. | National City | CA | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| DMDelta Marine Service INC. | Chickasaw | AL | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| FSFront Street Shipyard | Belfast | ME | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
Norfolk Coating Services | Chesapeake | VA | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| SOSouthern Oregon Marine, INC | Coos Bay | OR | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| SCSteiner Construction Company, INC. | Bayou La Batre | AL | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| TJThomas J Feeney Enterprises INC | Kingston | NY | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| VPVls Plaquemine Point, LLC | Sunshine | LA | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| 1M100 Mechanic St | Pawcatuck | CT | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| 1G108030 - Greenville Yard | Jersey City | NJ | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| 8L807 Live Oak Dr | Chesapeake | VA | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
American Scaffold EC | Chesapeake | VA | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
American Scaffold SE | Jacksonville | FL | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| BNBirdon NE, LLC | Portland | CT | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| CTContinental Tide Defense Systems VA | Norfolk | VA | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| DDc-navsea | Washington Navy Yard | DC | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| DEDelphinus Engineering Division 6 | San Diego | CA | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| EMEnterprise Marine Services LLC (Houma Shipyard ) | Houma | LA | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| FMFirst Marine, LLC (2) | Paducah | KY | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| GFGeorgetown Facility | Georgetown | PA | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| GGlobal | Philadelphia | PA | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| HHawaii | Honolulu | HI | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| ILIMIA, LLC Corporate | Spanish Fort | AL | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| ILIMIA, LLC Groton | Groton | CT | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| ILIMIA, LLC Honolulu | Honolulu | HI | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| ILIMIA, LLC Jacksonville | Jacksonville | FL | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| ILIMIA, LLC Kings Bay | Saint Marys | GA | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| ILIMIA, LLC Kings Bay | St Marys | GA | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| IRIntercoastal Repair Services | Jefferson | LA | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| JMJen Mar Marine Electric Service | Brooklyn | NY | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| LMLind Marine Mare Island Yard | Vallejo | CA | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| LMLockheed Martin Corporation US WI Marinette Ely St (2721) | Marinette | WI | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
Main Industries, Inc - South Carolina | North Charleston | SC | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| MIMike's, Inc. | South Roxana | IL | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| MVMount Vernon Land | Mount Vernon | IN | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| NMNAG Marine | Virginia Beach | VA | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| NMNational Marine Center | St. Augustine | FL | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| NMNational Marine Center | Saint Augustine | FL | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| NNNaval Nuclear Power Training | Goose Creek | SC | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| PBPwfd Bldg 9a/b | Norfolk | VA | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| QSQ.E.D. Systems Inc | Virginia Beach | VA | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| SBSerco - Bath, ME | Bath | ME | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |
| SBSerco - Bremerton, WA | Bremerton | WA | Transportation Equipment Manufacturing336611 | 20-99 | ◐ LIKELY ACTIVE |