| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Euro Trak Systems Ltd | 03339280 | 25/03/1997 | Dissolved |
| Guardone Uk Ltd | 03457595 | 01/11/1997 | Dissolved |
| Kappa Telemetrics Ltd | 05011520 | 09/01/2004 | Dissolved |
| Silverwave Wireless Ltd | 05046151 | 17/02/2004 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Texton Electronics Ltd | 02576662 | 24/01/1991 | 30/01/1992 | Dissolved |
| Texton Electronics Ltd | 02576662 | 24/01/1991 | 30/11/1992 | Dissolved |