| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| CARNIVAL PLC | 04039524 | 13/04/2010 | Silver |
| J & S BAND LIMITED | 07241508 | 04/05/2010 | Gold |
| JSPM RESIDENTIAL LTD | 08144339 | 16/07/2012 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| HARLAND & WOLFF GROUP HOLDINGS PLC | 06409712 | 01/09/2021 | 13/08/2024 | Insolvent |
| HOLDIO TOPCO LIMITED | 09353335 | 29/10/2015 | 01/08/2019 | Dissolved |
| LOCKHEED MARTIN UK HOLDINGS LIMITED | 03184898 | 18/05/2010 | 31/12/2015 | Silver |
| NMRN OPERATIONS | 09988314 | 04/03/2016 | 06/12/2016 | Silver |
| PORTSMOUTH HISTORIC DOCKYARD | 02790922 | 23/09/2010 | 31/07/2012 | Dissolved |
| THE HMS VICTORY PRESERVATION COMPANY | 07935358 | 22/03/2012 | 14/05/2012 | Gold |
| THE NATIONAL MUSEUM OF THE ROYAL NAVY | 06699696 | 26/01/2010 | 20/05/2019 | Silver |
| THE WHITE ENSIGN ASSOCIATION LIMITED | 00606887 | 18/11/2009 | 16/11/2016 | Silver |