| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| RADIATION WATCH LIMITED | 04760930 | 25/01/2005 | Dissolved |
| SKILL FORCE DEVELOPMENT (WALES) | 04991475 | 20/09/2004 | Dissolved |
| UNIVERSITY OF CAMBRIDGE CHALLENGE FUND | 03868778 | 27/01/2005 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BIGDNA LTD | SC311480 | 25/03/2008 | 02/07/2014 | One Red Flag |
| BRITISH TITANIUM PLC | 03528214 | 08/02/2001 | 26/03/2002 | Dissolved |
| BUSOGA TRUST(THE) | 01773933 | 07/03/2000 | 18/10/2010 | Bronze |
| CAMBRIDGE ENTERPRISE LIMITED | 01069886 | 01/12/2006 | 29/03/2010 | Bronze |
| CHEMRING GROUP PLC | 00086662 | 26/05/2006 | 31/12/2013 | Bronze |
| CROSSCORE OPTIMIZATION LIMITED | 05585338 | 17/10/2005 | 22/01/2008 | Strike Off |
| IMPRIMATUR CAPITAL HOLDINGS LIMITED | 04583297 | 10/08/2006 | 10/04/2008 | One Red Flag |
| ITM POWER PLC | 05059407 | 01/10/2010 | 03/10/2019 | Amber |
| METALYSIS LIMITED | 04304849 | 12/11/2003 | 31/05/2009 | Dissolved |
| NAUTILUS MARINE SERVICES LIMITED | 04330608 | 05/12/2005 | 14/05/2010 | Bronze |
| PARTWAY GROUP PLC | 03539413 | 01/07/2007 | 27/04/2017 | Insolvent |
| PENNA BOARD SERVICES LIMITED | 04388992 | 01/06/2006 | 01/07/2008 | Dissolved |
| RACAL EXECUTIVE TRUSTEE LIMITED | 01989846 | 12/07/2000 | 19/12/2008 | Not Trading |
| RACAL-DECCA PENSION TRUSTEE LIMITED | 01370425 | 12/07/2000 | 19/12/2008 | Dissolved |
| Racal Senior Manager Trustee Ltd | 01989847 | 12/07/2000 | 19/12/2008 | Dissolved |
| Racal Staff Trustee Ltd | 01989848 | 12/07/2000 | 19/12/2008 | Dissolved |
| SAVILE GROUP PLC | 02675970 | 21/10/2009 | 09/05/2012 | Dissolved |
| SECURITY INNOVATION AND TECHNOLOGY CONSORTIUM LIMITED | 06455733 | 24/05/2008 | 31/08/2011 | Dissolved |
| SKILL FORCE DEVELOPMENT | 04991442 | 20/09/2004 | 01/09/2016 | Dissolved |
| SKILL FORCE DEVELOPMENT (SCOTLAND) | SC274484 | 11/07/2008 | 01/09/2016 | Dissolved |
| THALES (WEYBRIDGE) LIMITED | 03805416 | 22/12/1999 | 01/03/2006 | Not Trading |
| THALES (WIGMORE STREET) LIMITED | 01900915 | 29/01/1999 | 01/07/2005 | Not Trading |
| THALES ELECTRONICS LIMITED | 00497098 | 16/06/2000 | 01/03/2006 | Gold |
| THALES HOLDINGS UK PLC | 03945443 | 07/03/2000 | 01/01/2011 | Amber |
| THALES PENSION TRUSTEES (SECTION 1) LIMITED | 06466983 | 01/01/2011 | 01/12/2017 | Not Trading |
| THALES PENSION TRUSTEES LIMITED | 06466974 | 01/01/2011 | 01/12/2017 | Not Trading |
| THALES UK LIMITED | 00868273 | 01/07/2005 | 01/04/2010 | Bronze |
| THALES UK PENSION SCHEMES CIF TRUSTEE LIMITED | 05298390 | 20/04/2005 | 10/04/2017 | Dissolved |
| THE CHALLENGE FUND TRADING COMPANY LIMITED | 03878072 | 27/01/2005 | 29/03/2010 | Dissolved |