| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| A N CHIVERS LIMITED | 10804475 | 06/06/2017 | Gold |
| AGILITY TRAINS EAST (HOLDINGS) LIMITED | 07930434 | 11/01/2021 | Bronze |
| AGILITY TRAINS EAST (MIDCO) LIMITED | 07930515 | 11/01/2021 | Bronze |
| AGILITY TRAINS EAST LIMITED | 07930598 | 11/01/2021 | Bronze |
| AGILITY TRAINS MANAGEMENT SERVICES LIMITED | 13624111 | 01/01/2022 | Bronze |
| NATIONAL EXPRESS TRAINS REGIONAL LIMITED | 04338144 | 05/05/2010 | Dissolved |
| NATIONAL EXPRESS TRAINS SOUTH EAST LIMITED | 04338151 | 05/05/2010 | Dissolved |
| ROCK RAIL EAST ANGLIA (HOLDINGS) 1 LIMITED | 10266130 | 19/09/2017 | Amber |
| ROCK RAIL EAST ANGLIA (HOLDINGS) 2 LIMITED | 09918883 | 19/09/2017 | Amber |
| ROCK RAIL EAST ANGLIA PLC | 10360543 | 19/09/2017 | Amber |
| ROCK RAIL SOUTH WESTERN (HOLDINGS) 1 LIMITED | 10749688 | 19/09/2017 | Silver |
| ROCK RAIL SOUTH WESTERN (HOLDINGS) 2 LIMITED | 10752611 | 19/09/2017 | Amber |
| ROCK RAIL SOUTH WESTERN PLC | 10754652 | 19/09/2017 | Silver |
| TRAFALGAR TRAINS LIMITED | 05599963 | 05/05/2010 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CENTRAL TRAINS LIMITED | 03007938 | 05/05/2010 | 31/12/2016 | Not Trading |
| FEDERATION FOR INDUSTRY SECTOR SKILLS & STANDARDS | SC175918 | 28/07/2010 | 14/10/2011 | Silver |
| GOSKILLS LIMITED | 04882071 | 09/12/2005 | 04/07/2011 | Dissolved |
| LONDON EASTERN RAILWAY LIMITED | 04955356 | 01/05/2006 | 31/12/2016 | Not Trading |
| MAINTRAIN LIMITED | 02918124 | 05/05/2010 | 31/12/2016 | Not Trading |
| MIDLAND MAIN LINE LIMITED | 03007934 | 05/05/2010 | 31/12/2016 | Not Trading |
| NATIONAL EXPRESS EAST ANGLIA TRAINS LIMITED | 09080222 | 10/06/2014 | 31/12/2016 | Dissolved |
| NATIONAL EXPRESS SERVICES LIMITED | 05876695 | 05/05/2010 | 31/12/2016 | One Red Flag |
| NATIONAL EXPRESS TRAINS LIMITED | 01949696 | 05/05/2010 | 31/12/2016 | Silver |
| NE NO. 3 LIMITED | 02938993 | 18/02/2010 | 31/12/2016 | Not Trading |
| NE NO.1 LTD | 02912338 | 18/11/2013 | 31/12/2016 | Not Trading |
| NE NO.2 LTD | 03011029 | 05/05/2010 | 31/12/2016 | Not Trading |
| NE TRAINS SOUTH LIMITED | 05236567 | 05/05/2010 | 31/12/2016 | Not Trading |
| NX SERVICES LIMITED | 06829417 | 05/05/2010 | 31/12/2016 | Dissolved |
| NXEA TRAINS LIMITED | 07515070 | 03/02/2011 | 31/12/2016 | Dissolved |
| NXEC TRAINS LIMITED | 05876737 | 05/05/2010 | 31/12/2016 | Not Trading |
| PEOPLE 1ST | 02557730 | 04/07/2011 | 13/05/2013 | Dissolved |
| SCOTRAIL RAILWAYS LIMITED | 02938994 | 05/05/2010 | 31/12/2016 | Not Trading |
| SILVERLINK TRAIN SERVICES LIMITED | 03007935 | 05/05/2010 | 31/12/2016 | Not Trading |
| WEST ANGLIA GREAT NORTHERN RAILWAY LIMITED | 03007944 | 05/05/2010 | 31/12/2016 | Not Trading |