| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Davclare Ltd | 01458284 | 30/09/2003 | Dissolved |
| Hamton Ltd | 02715388 | 16/01/1997 | Dissolved |
| P & O European Ferries (Portsmouth) Ship Management Ltd | 03388250 | 27/06/2003 | Dissolved |
| P&o Ferries (Ships) Ltd | 03242283 | 09/03/1998 | Dissolved |
| P&o Ferries Invicta Ltd | 02610462 | 09/03/1998 | Dissolved |
| SUTTEN LIMITED | 02715393 | 16/01/1997 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Norsea Ship Management Ltd | 00202605 | 01/07/1994 | 09/03/1998 | Dissolved |
| P & O FERRYMASTERS LIMITED | FC004745 | 20/12/2002 | 28/04/2006 | Dissolved |
| P&O EUROPEAN FERRIES (IRISH SEA) LIMITED | 00318227 | 01/07/1994 | 09/03/1998 | One Red Flag |
| P&O EUROPEAN FERRIES (PORTSMOUTH) LIMITED | 00801658 | 30/09/2002 | 30/04/2006 | One Red Flag |
| P&O FERRIES (SHORT SEA) LIMITED | 03242391 | 09/03/1998 | 30/04/2006 | Amber |
| P&O FERRIES LIMITED | 00237626 | 01/07/1994 | 30/04/2006 | One Red Flag |
| P&O FERRIES PORT SERVICES LIMITED | 02471819 | 09/03/1998 | 30/04/2006 | Not Trading |
| P&O FERRIES PRIDE OF HULL LIMITED | 00609032 | 27/06/2003 | 30/04/2006 | Amber |
| P&O FERRIES SHIP MANAGEMENT LIMITED | 03359126 | 18/04/1997 | 30/04/2006 | Amber |
| P&O NORTH SEA FERRIES LIMITED | 00809079 | 15/08/2002 | 30/04/2006 | One Red Flag |
| P&O SHIP MANAGEMENT (IRISH SEA) LIMITED | 00971533 | 28/04/2004 | 30/04/2006 | Not Trading |
| P&O SHORT SEA FERRIES LIMITED | 03291852 | 18/12/1996 | 30/04/2006 | One Red Flag |
| P&o European Ferries (Holidays) Ltd | 01383133 | 28/05/2004 | 30/04/2006 | Dissolved |
| PORT OF CAIRNRYAN LIMITED | 04914754 | 09/10/2003 | 28/04/2006 | Bronze |
| THE PENINSULAR AND ORIENTAL STEAM NAVIGATION COMPANY | ZC000073 | 11/06/2003 | 30/04/2006 | Bronze |
| Whiteoak Press Ltd | 01714120 | 19/05/2000 | 16/03/2006 | Dissolved |