| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Alcanet International U K Ltd | 03061512 | 24/11/2004 | Dissolved |
| Imagictv (U K) Ltd | 03902442 | 25/03/2004 | Dissolved |
| Native Networks Ltd | 04136120 | 04/04/2005 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ALCAD LIMITED | 01674043 | 19/03/2004 | 12/01/2010 | Dissolved |
| ALCATEL IP NETWORKS LIMITED | 03934955 | 28/05/2005 | 12/01/2010 | Gold |
| ALCATEL NETWORKS LIMITED | 02020682 | 24/11/2004 | 12/01/2010 | Dissolved |
| ALCATEL NETWORKS SERVICES LIMITED | 03404726 | 24/11/2004 | 12/01/2010 | Dissolved |
| ALCATEL SUBMARINE NETWORKS UK LTD | 01750343 | 20/05/2005 | 15/03/2008 | Gold |
| ALCATEL-LUCENT UK LIMITED | 02855052 | 15/01/2004 | 12/01/2010 | Dissolved |
| GTS QUADRANT LIMITED | 05805963 | 16/06/2006 | 05/01/2007 | Not Trading |
| NOKIA UK LIMITED | 02650571 | 14/11/2003 | 15/02/2008 | Silver |