| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Berkeley Environmental Systems Plc | 01426797 | 02/11/1998 | Dissolved |
| Berkeley Environmental Systems Plc | 01426797 | 31/05/1999 | Dissolved |
| E D F London Holdings Ltd | 03385734 | 02/02/1999 | Dissolved |
| E D F U K Finance Ltd | 03385743 | 02/02/1999 | Dissolved |
| EDF LONDON LIMITED | 03261305 | 02/02/1999 | Dissolved |
| Le Holdings No.1 Ltd | 03664121 | 02/02/1999 | Dissolved |
| Le Holdings No.2 Ltd | 03664119 | 02/02/1999 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| 51 LIMITED | 04184523 | 23/03/2001 | 01/04/2003 | Dissolved |
| EDF ENERGY (DORMANT HOLDINGS) LIMITED | 04431799 | 21/05/2002 | 04/07/2002 | Dissolved |
| EDF ENERGY CUSTOMERS LIMITED | 02228297 | 05/02/1999 | 15/12/1999 | Amber |
| EDF ENERGY HOMEPHONE LIMITED | 04343480 | 21/01/2002 | 25/03/2002 | Dissolved |
| Ec (London) Ltd | 02228294 | 02/11/1998 | 24/05/2000 | Dissolved |
| Entergy Uk/Australia I Ltd | 03572960 | 02/11/1998 | 11/02/1999 | Dissolved |
| Entergy Uk/Australia Ii Ltd | 03572980 | 02/11/1998 | 11/02/1999 | Dissolved |
| Entergy Uk/Australia Iii Ltd | 03572990 | 02/11/1998 | 11/02/1999 | Dissolved |
| Entergy Uk/Australia Iv Ltd | 03572976 | 02/11/1998 | 11/02/1999 | Dissolved |
| ISLINGTON LIGHTING (FINANCE) LIMITED | 04635613 | 16/01/2003 | 01/10/2003 | Silver |
| ISLINGTON LIGHTING LIMITED | 04635617 | 16/01/2003 | 01/10/2003 | Dissolved |
| JADE POWER GENERATION LIMITED | 04000132 | 21/03/2003 | 01/04/2003 | Dissolved |
| LONDON POWER NETWORKS PLC | 03929195 | 15/02/2000 | 01/01/2001 | Silver |
| NORFOLK OFFSHORE WIND LIMITED | 04231445 | 08/06/2001 | 20/11/2001 | Strike Off |
| SEC HIGHWAY LIGHTING (NO.2) LIMITED | 04635671 | 16/01/2003 | 01/10/2003 | Bronze |
| SUNDERLAND STREETLIGHTING LIMITED | 04524734 | 02/04/2003 | 29/07/2003 | Not Trading |
| UK POWER NETWORKS GROUP (TRUSTEE) LIMITED | 03590781 | 18/02/2003 | 01/04/2003 | Not Trading |