Fincantieri Marine Repair LLC | Jacksonville | 100–499 | ● ACTIVE |
Atlantic Marine Cleaning, LLC | Jacksonville | — | ● ACTIVE |
| EDEmbraer Defense & Security, INC. | Jacksonville | 20–99 | ● ACTIVE |
St. Johns Boat Company | Jacksonville | — | ● ACTIVE |
| BTBlackrock Technical Services, LLC | Jacksonville | — | ● ACTIVE |
Buffers Usa, INC. | Jacksonville | — | ● ACTIVE |
| CLClogic LLC | Jacksonville | — | ● ACTIVE |
Gator Moto Utility Vehicles and More, LLC | Atlantic Beach | — | ● ACTIVE |
Geometric Marine Services, INC. | Neptune Beach | — | ● ACTIVE |
Kodiak Technologies INC. | Jacksonville Beach | — | ● ACTIVE |
Leeaison, INC. | Jacksonville | — | ● ACTIVE |
Lotus Craft Services, LLC | Jacksonville | — | ● ACTIVE |
| MEMarine Electrical Solutions, LLC | Jacksonville | — | ● ACTIVE |
Moody Marine Service LLC | Atlantic Beach | — | ● ACTIVE |
Rda Global Group LLC | Jacksonville | — | ● ACTIVE |
| STSurface Technologies Corporation | Jacksonville | — | ● ACTIVE |
| TMTci Mechanical, INC. | Atlantic Beach | — | ● ACTIVE |
Working Drones, INC. | Jacksonville | — | ● ACTIVE |
Worldwide Diesel Power, INC. | Jacksonville | — | ● ACTIVE |
| NANaval Air Station Jacksonville | Jacksonville | — | ◐ LIKELY ACTIVE |
| UMUsn Mayport Naval Station | Jacksonville | — | ◐ LIKELY ACTIVE |
| NFNorth Florida Shipyards INC | Jacksonville | — | ◐ LIKELY ACTIVE |
| BSBae Systems Jacksonville Ship Repair LLC | Jacksonville | — | ◐ LIKELY ACTIVE |
| CECurtiss-wright Electro-mechanical CORP | Atlantic Beach | — | ▲ REPORTED CLOSED |
| LYLamb's Yacht Center INC | Jacksonville | — | ◐ LIKELY ACTIVE |
| COComponent Operations Boeing Jacksonville | Jacksonville | — | ◐ LIKELY ACTIVE |
| HYHuckins Yacht Corporation | Jacksonville | — | ◐ LIKELY ACTIVE |
| TBThe Boeing Company | Jacksonville | — | ◐ LIKELY ACTIVE |
| AMAdvanced Marine Preservation LLC | Jacksonville | — | ◇ UNVERIFIED |
| AMAdvanced Marine Preservation LLC | Jacksonville | — | ◇ UNVERIFIED |
| AMAdvanced Marine Preservation LLC | Jacksonville | — | ◇ UNVERIFIED |
| AMAtlantic Marine Mayport, LLC | Jacksonville | — | ◇ UNVERIFIED |
| CFCecil Field | Jacksonville | — | ◇ UNVERIFIED |
| DFDickinson Fleet Service | Jacksonville | — | ◇ UNVERIFIED |
| DADura Automotive Systems of Jacksonville | Jacksonville | — | ◇ UNVERIFIED |
East Coast Repair & Fabrication LLC | Jacksonville | — | ◇ UNVERIFIED |
| FAFlightstar Aircraft Services | Jacksonville | — | ◇ UNVERIFIED |
| FAFlightstar Aircraft Services, INC. | Jacksonville | — | ◇ UNVERIFIED |
| GDGeneral Dynamics/nassco Mayport | Jacksonville | — | ◇ UNVERIFIED |
| G1Geodis 1035 | Jacksonville | — | ◇ UNVERIFIED |
| HMHaskell Marine | Jacksonville | — | ◇ UNVERIFIED |
| JNJacksonville Nas - Cecil Depot | Jacksonville | — | ◇ UNVERIFIED |
| JSJacksonville Shipyards INC. | Jacksonville | — | ◇ UNVERIFIED |
| KAKaman Aerospace Aerostructures Division | Jacksonville | — | ◇ UNVERIFIED |
| LMLockheed Martin Ms2 | Jacksonville | — | ◇ UNVERIFIED |
| LWLong''s Wheel & Rim, INC. | Jacksonville | — | ◇ UNVERIFIED |
| MIMain Industries INC | Jacksonville | — | ◇ UNVERIFIED |
| MIMarine Industrial Services INC | Jacksonville | — | ◇ UNVERIFIED |
| MSMarine Specialty Painting INC | Mayport | — | ◇ UNVERIFIED |
| MEMoran Environmental Recovery | Mayport | — | ◇ UNVERIFIED |