| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Mercury Asset Management Pension Trustee Co Ltd | 02075519 | 19/09/2000 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BLACKROCK INVESTMENT MANAGEMENT (UK) LIMITED | 02020394 | 10/07/2000 | 28/02/2006 | Silver |
| DILLON READ CAPITAL MANAGEMENT (UK) LTD | 02029428 | 16/07/2007 | 20/02/2009 | Dissolved |
| GROSVENOR ALTERNATE PARTNER LIMITED | 02231072 | 29/11/2000 | 28/02/2006 | Not Trading |
| GROSVENOR VENTURES LIMITED | 02513741 | 29/11/2000 | 28/02/2006 | Not Trading |
| MERRILL LYNCH INVESTMENT MANAGERS GROUP SERVICES LIMITED | 02164013 | 24/07/2001 | 28/02/2006 | Dissolved |
| Mercury Private Equity Must 3 Ltd | 03263413 | 29/11/2000 | 07/08/2001 | Dissolved |
| THE ROYAL MARSDEN CANCER CHARITY | 04615761 | 12/12/2002 | 31/03/2008 | Silver |
| TRITON HOLDCO LIMITED | 06684534 | 29/08/2008 | 24/02/2009 | Not Trading |
| TRITON NOMINEE 1 LIMITED | 06684568 | 29/08/2008 | 24/02/2009 | Not Trading |
| TRITON NOMINEE 2 LIMITED | 06684613 | 29/08/2008 | 24/02/2009 | Not Trading |
| UBS ASSET MANAGEMENT (UK) LTD | 01546400 | 29/08/2006 | 20/02/2009 | Amber |
| UBS ASSET MANAGEMENT FUNDS LTD | 02218008 | 29/08/2006 | 20/02/2009 | Silver |
| UBS ASSET MANAGEMENT HOLDING (NO.2) LTD | 03528371 | 29/08/2006 | 20/02/2009 | Silver |
| UBS ASSET MANAGEMENT LIFE LTD | 03280762 | 29/08/2006 | 20/02/2009 | Silver |
| UBS GLOBAL ASSET MANAGEMENT CLIENT SERVICES LTD | 02738177 | 29/08/2006 | 20/02/2009 | Dissolved |
| UBS INFRASTRUCTURE FUND GP UK LTD | 00804947 | 09/10/2006 | 20/02/2009 | Dissolved |