| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Apella Ltd | 03640816 | 30/09/1998 | Dissolved |
| Bee Instruments Ltd | 02014825 | 27/09/2005 | Dissolved |
| Ep Batteries (Europe) Ltd | 03926502 | 15/02/2000 | Dissolved |
| Gilmay Ltd | 02687402 | 27/09/1993 | Dissolved |
| Milostar Engineering Ltd | 05921659 | 03/02/2007 | Dissolved |
| Milostar Ltd | 02949187 | 18/10/2004 | Dissolved |
| Milostar Ltd | 02949187 | 18/10/2004 | Dissolved |
| Multi Train Ltd | 03285236 | 22/05/2002 | Dissolved |
| Phoenix Plastics (U K) Ltd | 02384061 | 15/05/1991 | Dissolved |
| Quality Rail Solutions Ltd | 03746503 | 30/06/2003 | Dissolved |
| Rail Engineering Ltd | 04408957 | 29/05/2002 | Dissolved |
| Track Engineering Services Ltd | 04203686 | 24/05/2003 | Dissolved |
| Track Lubrication Services Ltd | 04177148 | 10/07/2003 | Dissolved |
| Track Lubrication Services Ltd | 04177148 | 10/07/2003 | Dissolved |
| Track Maintenance Services Ltd | 05431113 | 31/05/2005 | Dissolved |
| Track Maintenance Services Ltd | 05431113 | 20/04/2005 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ASHLEY FINANCE LIMITED | 02797120 | 30/03/1995 | 01/03/1996 | Gold |
| Chelson Ltd | 02634357 | 30/08/1991 | 28/11/1991 | Dissolved |
| Guardian Taxation Services Ltd | 02968190 | 01/12/1994 | 15/12/1995 | Dissolved |