| UNUS Navy - Norfolk Naval Shipyard | Portsmouth | VA | Transportation Equipment Manufacturing336611 | — | ◐ LIKELY ACTIVE |
| LMLighthouse Manufacturing LLC | Portsmouth | NH | Transportation Equipment Manufacturing336412 | 20-99 | ◐ LIKELY ACTIVE |
| TTThe Talaria Company, LLC | Portsmouth | RI | Transportation Equipment Manufacturing336612 | — | ◐ LIKELY ACTIVE |
| GDGeneral Dynamics Nassco-norfolk - Harper Facility | Portsmouth | VA | Transportation Equipment Manufacturing336611 | — | ◐ LIKELY ACTIVE |
| NENew England Boatworks Eastern Passage Yachting Ctr | Portsmouth | RI | Transportation Equipment Manufacturing336612 | — | ◐ LIKELY ACTIVE |
| UNUS Navy - Norfolk Naval Shipyard | Portsmouth | VA | Transportation Equipment Manufacturing336611 | — | ◐ LIKELY ACTIVE |
| FBFairlead Boatworks INC | Portsmouth | VA | Transportation Equipment Manufacturing336611 | — | ◐ LIKELY ACTIVE |
| KHKelsey Hayes Landfill | Portsmouth | OH | Transportation Equipment Manufacturing336000 | — | ◐ LIKELY ACTIVE |
| UNUS Navy Mid-atlantic Regional Maintenance Center (marmc) at Nassco Earl | Portsmouth | VA | Transportation Equipment Manufacturing336611 | — | ◐ LIKELY ACTIVE |
| AAAtco - Aircraft Technical Company INC | Portsmouth | NH | Transportation Equipment Manufacturing336413 | — | ◐ LIKELY ACTIVE |
| BTBoston Transit Group INC | Portsmouth | NH | Transportation Equipment Manufacturing336510 | — | ◐ LIKELY ACTIVE |
| HIHarbor Industrial Services INC | Portsmouth | VA | Transportation Equipment Manufacturing336611 | — | ◐ LIKELY ACTIVE |
| NPNorth Point Marine & Industrial INC | Portsmouth | NH | Transportation Equipment Manufacturing336611 | — | ◐ LIKELY ACTIVE |
| PSPrestige Structural Repairs LLC | Portsmouth | VA | Transportation Equipment Manufacturing336611 | — | ◐ LIKELY ACTIVE |
| USUnited Shipboard Repair, INC. | Portsmouth | VA | Transportation Equipment Manufacturing336611 | — | ◐ LIKELY ACTIVE |
| WSWorldwide Ship Repair LLC | Portsmouth | VA | Transportation Equipment Manufacturing336611 | — | ◐ LIKELY ACTIVE |