| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| B C E Cable (U K) Ltd | 02403475 | 28/05/1998 | Dissolved |
| B C M Holdco Ltd | 02933197 | 28/05/1998 | Dissolved |
| B N R Europe Ltd | 01750344 | 18/12/1998 | Dissolved |
| Bce Cable Holdco | 03550862 | 08/06/1998 | Dissolved |
| Bell Canada International Holdings Ltd | 02764470 | 28/05/1998 | Dissolved |
| TELEPHONE SWITCHING INTERNATIONAL LIMITED | 00123986 | 10/11/1998 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| NORTEL NETWORKS OPTICAL COMPONENTS LIMITED | 02515751 | 25/11/1998 | 23/06/2000 | Strike Off |
| NORTEL NETWORKS PROPERTIES LIMITED | 00710790 | 10/11/1998 | 30/04/2004 | Dissolved |
| NORTEL NETWORKS UK LIMITED | 03937799 | 19/07/2001 | 01/11/2003 | Insolvent |
| NORTEL NETWORKS UK LIMITED | 03937799 | 05/05/2000 | 30/04/2004 | Insolvent |
| NORTEL NETWORKS UK PENSION TRUST LIMITED | 02091890 | 01/03/2002 | 30/04/2004 | Not Trading |
| NORTHERN TELECOM PCN LIMITED | 02480308 | 10/11/1998 | 30/04/2004 | Dissolved |
| Nortel Ltd | 03598702 | 10/11/1998 | 30/04/2004 | Dissolved |