| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| AMELIORATION ASSOCIATES LIMITED | 03991625 | 08/06/2000 | Dissolved |
| HELILINK SERVICES LIMITED | 04003335 | 08/06/2000 | Dissolved |
| Pavilion Tours Ltd | 02782800 | 05/03/2002 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AITO - THE SPECIALIST TRAVEL ASSOCIATION LTD | 02614755 | 01/01/2006 | 20/04/2010 | Silver |
| AITO PROMOTIONS LIMITED | 02892107 | 01/01/2006 | 20/04/2010 | Bronze |
| ALL LEISURE GROUP PLC | 01609517 | 01/05/2001 | 25/07/2016 | Dissolved |
| ALL LEISURE HOLIDAYS LIMITED | 02888825 | 21/10/2000 | 01/10/2008 | Dissolved |
| CRUISEMINDED LIMITED | 07574906 | 23/03/2011 | 25/07/2016 | Dissolved |
| DISCOVERY CRUISES LIMITED | 04783060 | 01/06/2003 | 01/10/2008 | Dissolved |
| DISCOVERY CRUISING LIMITED | 04912757 | 24/10/2003 | 01/10/2008 | Dissolved |
| DISCOVERY SHIPPING LIMITED | 04475304 | 16/04/2003 | 01/10/2008 | Dissolved |
| HP SHIPPING LIMITED | 09796302 | 26/09/2015 | 04/09/2024 | Amber |
| VOYAGES OF DISCOVERY LIMITED | 04779210 | 28/05/2003 | 01/10/2008 | Dissolved |
| WORLDWIDE VOYAGES OF DISCOVERY LIMITED | 03146404 | 21/03/2001 | 01/10/2008 | Dissolved |