| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| 789 HK LTD | 02901064 | 20/04/2005 | Dissolved |
| 789 TP LIMITED | 00704176 | 12/04/2010 | Dissolved |
| Alstom Traction International Ltd | 00024807 | 25/05/2005 | Dissolved |
| Bre-Metro | 00988357 | 01/04/2005 | Dissolved |
| CONTRACT HAVEN LIMITED | 12313412 | 13/11/2019 | Dissolved |
| Glasgow Rail Maintenance Ltd | 02968607 | 01/04/2005 | Dissolved |
| PERFECT HAVEN 2 LIMITED | 12751316 | 17/07/2020 | Dissolved |
| Tickford Rail Ltd | 02580965 | 01/04/2005 | Dissolved |
| Wolverton Rail Maintenance Ltd | 02968584 | 01/04/2005 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ALSTOM ACADEMY FOR RAIL | 00293588 | 31/03/2005 | 13/03/2017 | Not Trading |
| ALSTOM NL SERVICE PROVISION LTD | 02849400 | 25/08/2005 | 13/03/2017 | Silver |
| ALSTOM PRODUCT AND SERVICES LIMITED | 05894128 | 12/07/2007 | 22/03/2017 | Bronze |
| ALSTOM PRODUCT AND SERVICES LIMITED | 05894128 | 12/07/2007 | 31/10/2007 | Bronze |
| ALSTOM TRANSPORT SERVICE LTD | 02849471 | 01/04/2005 | 09/05/2017 | Not Trading |
| ALSTOM TRANSPORT UK (HOLDINGS) LIMITED | 08713765 | 22/05/2015 | 09/05/2017 | Gold |
| ALSTOM TRANSPORT UK LIMITED | 08462831 | 05/11/2013 | 09/05/2017 | Silver |
| HARDY TRAINCARE LTD | 02968562 | 15/05/2006 | 04/03/2010 | Dissolved |
| WASHWOOD HEATH RAIL SERVICES LTD | 03001044 | 01/04/2005 | 21/11/2008 | Dissolved |
| WASHWOOD HEATH TRAINS LTD | 00112953 | 01/04/2005 | 21/11/2008 | Dissolved |