| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Headlight Publications Ltd | 00503108 | 03/03/2008 | Dissolved |
| Interavia (United Kingdom) Ltd | 00449667 | 31/08/2007 | Dissolved |
| Jane's All The World's Aircraft Publishing Co Ltd | 00504659 | 31/08/2007 | Dissolved |
| Jane's Fighting Ships Publishing Co Ltd | 00725582 | 31/08/2007 | Dissolved |
| Police Review Publishing Company Ltd | 00133929 | 31/08/2007 | Dissolved |
| Seascape Publications Ltd | 02047405 | 03/03/2008 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| IHS FAIRPLAY LIMITED | 00338580 | 13/03/2008 | 14/03/2011 | Dissolved |
| IHS GLOBAL LIMITED | 00788737 | 11/04/2008 | 01/01/2009 | Gold |
| IHS GROUP HOLDINGS LIMITED | 01601208 | 11/04/2008 | 01/01/2009 | Gold |
| IHS INTERNATIONAL HOLDINGS LIMITED | 06643337 | 14/07/2008 | 14/03/2011 | Silver |
| JANE'S INFORMATION GROUP (HOLDINGS) LIMITED | 04007739 | 12/06/2007 | 01/01/2009 | Dissolved |
| JANE'S INFORMATION GROUP LIMITED | 00954081 | 12/06/2007 | 01/01/2009 | Dissolved |
| Jane's Information Services Ltd | 01876988 | 31/08/2007 | 01/01/2009 | Dissolved |
| PRIME GROUP HOLDINGS LIMITED | 02061697 | 03/03/2008 | 14/03/2011 | Dissolved |
| PRIME PUBLICATIONS LIMITED | 01412757 | 03/03/2008 | 14/03/2011 | Dissolved |
| The McCloskey Group Ltd | 04162477 | 20/12/2007 | 01/01/2009 | Dissolved |