| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| 3/5 LANSDOWNE ROAD MANAGEMENT LIMITED | 02437599 | 07/06/1994 | Gold |
| IRONSTONE CAPITAL MANAGEMENT LLP | OC381583 | 14/01/2013 | Dissolved |
| Offshore Ltd | 03816041 | 08/10/1999 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ADVENT CAPITAL MANAGEMENT UK LIMITED | 05680473 | 22/08/2012 | 10/10/2012 | Gold |
| BARCLAYS CAPITAL SECURITIES LIMITED | 01929333 | 13/04/1993 | 03/06/1998 | Silver |
| CQS (UK) LLP | OC307419 | 01/12/2022 | 02/04/2024 | Bronze |
| EBBGATE HOLDINGS LIMITED | 02149279 | 12/10/1992 | 03/06/1998 | Dissolved |
| Exshelfco (Bced) Ltd | 02569006 | 14/08/1995 | 03/06/1998 | Dissolved |
| Exshelfco (Bcuke) Ltd | 01996081 | 11/04/1993 | 03/06/1998 | Dissolved |