| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| LODEVEANS CONTEMPORARY LLP | OC318660 | 11/10/2007 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AEROSYSTEMS INTERNATIONAL LIMITED | 01001553 | 12/06/1992 | 14/03/1996 | Dissolved |
| BAE SYSTEMS ASTUTE CLASS LIMITED | 00736591 | 31/05/1996 | 08/06/1998 | Dissolved |
| Baesemdorm No 2 Ltd | 01671731 | 31/08/1992 | 30/11/1992 | Dissolved |
| CELLNEX CONNECTIVITY SOLUTIONS LIMITED | 04134381 | 24/04/2002 | 28/08/2003 | Bronze |
| COOMBE HOUSE ESTATE RESIDENTS' ASSOCIATION LIMITED | 00780383 | 24/10/1996 | 08/11/2004 | Silver |
| CORDA LIMITED | 00770799 | 02/01/1991 | 14/03/1996 | Dissolved |
| Davies Industrial Communications Ltd | 01344574 | 04/07/2000 | 16/08/2001 | Dissolved |
| ELMER U.K. LIMITED | 03202906 | 19/10/2000 | 16/08/2001 | Dissolved |
| M DEFENCE OVERSEAS LIMITED | 00855361 | 15/11/2000 | 16/08/2001 | Dissolved |
| M MOBILE SYSTEMS LIMITED | 00709313 | 06/03/2000 | 16/08/2001 | Dissolved |
| MARCONI (THIRTY-NINE) LIMITED | 01077500 | 13/01/2000 | 16/08/2001 | Dissolved |
| QINETIQ GROUP HOLDINGS LIMITED | 07166304 | 23/02/2010 | 28/02/2011 | Gold |
| QS4 HOLDINGS LIMITED | 04127035 | 17/05/2002 | 28/08/2003 | Not Trading |
| QUINTEL LIMITED | 04493588 | 24/07/2002 | 28/08/2003 | Dissolved |
| QUINTEL TECHNOLOGY LIMITED | 04416865 | 15/04/2002 | 28/08/2003 | Dissolved |
| Quintel (Uk) Ltd | 04402800 | 24/04/2002 | 28/08/2003 | Dissolved |
| SELENIA MARINE COMPANY LIMITED | 00065759 | 06/03/2000 | 16/08/2001 | Dissolved |
| SELEX ELSAG LIMITED | 00964533 | 14/10/1999 | 16/08/2001 | Not Trading |
| SELEX ES INTERNATIONAL LTD | 00964491 | 28/02/2001 | 16/08/2001 | Silver |
| SUBMARINE PROPULSION TECHNOLOGIES LIMITED | 02071630 | 15/10/1991 | 14/03/1996 | Dissolved |
| Selex Communications (International) Ltd | 00821867 | 13/01/2000 | 16/08/2001 | Dissolved |