| Name | Company Number | Date Appointed | Rating |
|---|
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CENGAGE LEARNING SERVICES | 00929655 | 25/03/1993 | 23/03/1999 | Dissolved |
| EAST SIDE PUBLICATIONS LIMITED | 04372128 | 01/07/2003 | 26/05/2010 | Dissolved |
| GL ASSESSMENT LIMITED | 01525617 | 04/12/1998 | 31/05/2000 | Silver |
| Interavia (United Kingdom) Ltd | 00449667 | 13/01/1993 | 11/07/2007 | Dissolved |
| JANE'S INFORMATION GROUP (HOLDINGS) LIMITED | 04007739 | 29/03/2001 | 11/07/2007 | Dissolved |
| JANE'S INFORMATION GROUP LIMITED | 00954081 | 13/01/1993 | 11/07/2007 | Dissolved |
| Jane's All The World's Aircraft Publishing Co Ltd | 00504659 | 12/09/2002 | 11/07/2007 | Dissolved |
| Jane's Fighting Ships Publishing Co Ltd | 00725582 | 12/09/2002 | 11/07/2007 | Dissolved |
| Jane's Information Services Ltd | 01876988 | 13/01/1993 | 11/07/2007 | Dissolved |
| OXFORD ANALYTICA LIMITED | 01196703 | 11/06/2008 | 31/12/2009 | One Red Flag |
| Police Review Publishing Company Ltd | 00133929 | 02/12/1996 | 11/07/2007 | Dissolved |
| TRAFALGAR COURT RESIDENTS ASSOCIATION (LONDON) LIMITED | 03000049 | 07/01/1997 | 25/11/2013 | Silver |