| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Alstom T&d Vacuum Equipment Ltd | 00607064 | 01/04/1995 | Dissolved |
| Alstom T&d Vacuum Projects Ltd | 02556660 | 28/06/1996 | Dissolved |
| Alstom,T & D,Long & Crawford Ltd | 02173924 | 18/04/1995 | Dissolved |
| Vacuum Interrupters Ltd | 00977872 | 28/06/1996 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ALSTOM T&D DISTRIBUTION SWITCHGEAR LTD | 00158935 | 01/04/1995 | 09/01/2004 | Dissolved |
| Alstom T & D Transmission Switchgear Ltd | 02339351 | 13/07/1992 | 24/02/1995 | Dissolved |
| Areva T&d Power Electronics International Ltd | 02612364 | 14/05/1991 | 01/01/1992 | Dissolved |
| GRID SOLUTIONS POWER ELECTRONIC SYSTEMS LIMITED | 00512211 | 20/06/1991 | 01/01/1992 | Dissolved |
| LONG & CRAWFORD LIMITED | 00118040 | 18/04/1995 | 12/07/2004 | Dissolved |