| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ALSTOM T&D LOW VOLTAGE EQUIPMENT LTD | 00997411 | 30/04/2003 | Dissolved |
| ALSTOM T&D LOW VOLTAGE EQUIPMENT LTD | 00997411 | 31/07/2003 | Dissolved |
| ALSTOM T&D PROTECTION & CONTROL LTD | 00959256 | 31/03/2003 | Strike Off |
| Alstom T & D Transformers Ltd | 00843599 | 25/04/2002 | Dissolved |
| Alstom T&d Vacuum Equipment Ltd | 00607064 | 30/04/2003 | Dissolved |
| Alstom T&d Vacuum Equipment Ltd | 00607064 | 31/07/2003 | Dissolved |
| Alstom T&d Vacuum Projects Ltd | 02556660 | 30/04/2003 | Dissolved |
| Alstom T&d Vacuum Projects Ltd | 02556660 | 31/07/2003 | Dissolved |
| Alstom,T & D,Long & Crawford Ltd | 02173924 | 30/04/2003 | Dissolved |
| Alstom,T & D,Long & Crawford Ltd | 02173924 | 31/07/2003 | Dissolved |
| Areva T&d Power Electronics International Ltd | 02612364 | 12/05/2003 | Dissolved |
| Areva T&d Power Electronics International Ltd | 02612364 | 12/05/2003 | Dissolved |
| Vacuum Interrupters Ltd | 00977872 | 30/04/2003 | Dissolved |
| Vacuum Interrupters Ltd | 00977872 | 31/07/2003 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| 02354096 LTD | 02354096 | 22/08/2001 | 31/12/2003 | Dissolved |
| 02354096 LTD | 02354096 | 22/08/2001 | 31/12/2003 | Dissolved |
| ALSTOM T&D DISTRIBUTION SWITCHGEAR LTD | 00158935 | 30/04/2003 | 09/01/2004 | Dissolved |
| ALSTOM T&D DISTRIBUTION SWITCHGEAR LTD | 00158935 | 31/07/2003 | 09/01/2004 | Dissolved |
| Alstom T & D Transformers Ltd | 00843599 | 05/07/1991 | 22/07/1997 | Dissolved |
| Alstom T & D Transformers Ltd | 00843599 | 05/07/1991 | 22/07/1997 | Dissolved |
| COGELEX LIMITED | 05144942 | 03/06/2004 | 16/06/2011 | Dissolved |
| GRID SOLUTIONS HVDC INDIA LIMITED | 02789805 | 01/12/2005 | 16/06/2011 | Insolvent |
| GRID SOLUTIONS POWER ELECTRONIC SYSTEMS LIMITED | 00512211 | 12/05/2003 | 09/01/2004 | Dissolved |
| GRID SOLUTIONS POWER ELECTRONIC SYSTEMS LIMITED | 00512211 | 17/07/2008 | 16/06/2011 | Dissolved |
| LONG & CRAWFORD LIMITED | 00118040 | 30/04/2003 | 16/06/2011 | Dissolved |
| LONG & CRAWFORD LIMITED | 00118040 | 19/06/2003 | 16/06/2011 | Dissolved |
| ST LEONARDS GRID SWITCHGEAR LIMITED | 00843406 | 19/01/1998 | 16/06/2011 | Insolvent |
| ST LEONARDS GRID SWITCHGEAR LIMITED | 00843406 | 19/01/1998 | 16/06/2011 | Insolvent |
| ST LEONARDS SPR LIMITED | 02820803 | 14/01/2004 | 16/06/2011 | Dissolved |
| ST LEONARDS TRANSMISSION UK LIMITED | 02491776 | 05/01/2009 | 16/06/2011 | Dissolved |
| UK GRID SOLUTIONS LIMITED | 04955841 | 06/11/2003 | 16/06/2011 | Bronze |