| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| A P FILMS LIMITED | 14666953 | 16/02/2023 | Not Trading |
| BETTERRIDES.AI LTD | 11216574 | 24/06/2022 | One Red Flag |
| CENTREWEST SERVICES LIMITED | 02982578 | 15/01/2001 | Dissolved |
| COMOUK TRUST | 04429814 | 27/07/2023 | Amber |
| GOMETRO UK LIMITED | 12735769 | 23/11/2023 | One Red Flag |
| HIGHWAYS SECTOR COUNCIL | 13974107 | 20/11/2023 | Silver |
| LEON DANIELS AND ASSOCIATES LTD | 11194031 | 07/02/2018 | Silver |
| NATIONAL TRANSPORT TRUST | 01509733 | 14/09/2021 | Dissolved |
| PARK ROYAL VEHICLES LTD | 13049673 | 21/09/2021 | Not Trading |
| RATP DEV TRANSIT LONDON LTD | 13610251 | 11/12/2021 | Amber |
| RATP DEV UK LTD | 07281350 | 17/12/2021 | One Red Flag |
| TC UK BIDCO LIMITED | 13987865 | 25/01/2023 | Bronze |
| TC UK MIDCO LIMITED | 13987759 | 25/01/2023 | Bronze |
| TC UK TOPCO LIMITED | 13987637 | 25/01/2023 | Silver |
| THE LONDON BUS PRESERVATION TRUST LIMITED | 01061762 | 17/01/2018 | Gold |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BG TOPCO 3 LIMITED | 11529077 | 01/03/2021 | 11/08/2023 | Silver |
| CCB HOLDINGS LIMITED | 03128545 | 20/12/1995 | 19/04/2011 | Not Trading |
| CCB TV LIMITED | 03187350 | 23/01/2001 | 19/04/2011 | Dissolved |
| CENTREWEST ESOP TRUSTEE (UK) LIMITED | 02907610 | 11/05/2001 | 19/04/2011 | Dissolved |
| CENTREWEST LIMITED | 02844270 | 15/01/2001 | 19/04/2011 | Not Trading |
| CENTREWEST LONDON BUSES LIMITED | 02328596 | 15/01/2001 | 19/04/2011 | Not Trading |
| CITY AIRPORT RAIL ENTERPRISES LIMITED | 04411523 | 01/09/2016 | 20/12/2017 | Not Trading |
| CONFEDERATION OF PASSENGER TRANSPORT UK | 01182437 | 09/06/2004 | 05/05/2011 | Bronze |
| DOCKLANDS LIGHT RAILWAY LIMITED | 02052677 | 01/09/2016 | 20/12/2017 | Bronze |
| FIRST BEELINE BUSES LIMITED | 02179403 | 16/04/2002 | 19/04/2011 | One Red Flag |
| FIRST BUS CENTRAL SERVICES LIMITED | 06983718 | 10/07/2010 | 19/04/2011 | One Red Flag |
| FIRST CAPITAL EAST LIMITED | 02218277 | 01/07/1998 | 19/04/2011 | Not Trading |
| FIRST CAPITAL NORTH LIMITED | 02636481 | 01/04/2000 | 19/04/2011 | Not Trading |
| FIRST CITY LINE LTD | 01966277 | 03/01/2006 | 01/04/2007 | Amber |
| FIRST COACHES LIMITED | 01673334 | 05/07/2004 | 19/04/2011 | Dissolved |
| FIRST CYMRU BUSES LIMITED | 00133884 | 12/07/2005 | 01/06/2009 | Bronze |
| FIRST NORTHERN IRELAND LIMITED | NI057858 | 31/01/2006 | 19/04/2011 | One Red Flag |
| FIRST SOUTH WEST LIMITED | 01669417 | 01/08/2005 | 16/12/2008 | One Red Flag |
| FIRST STUDENT UK LIMITED | 02073415 | 15/01/2001 | 19/04/2011 | Not Trading |
| FIRST TRAVEL SOLUTIONS LIMITED | 01966624 | 15/01/2001 | 19/04/2011 | Bronze |
| FIRST WESSEX NATIONAL LIMITED | 00169379 | 01/01/2006 | 20/07/2009 | Dissolved |
| FIRST WEST OF ENGLAND LIMITED | 00025088 | 16/12/2005 | 01/04/2007 | One Red Flag |
| FIRST YORK LIMITED | 02168890 | 09/04/2008 | 19/01/2009 | One Red Flag |
| GREYHOUND LIMITED | 06993738 | 10/07/2010 | 19/04/2011 | Dissolved |
| LONDON BUS SERVICES LIMITED | 03914787 | 20/04/2011 | 20/12/2017 | Bronze |
| LONDON BUSES LIMITED | 01900906 | 20/04/2011 | 20/12/2017 | Bronze |
| LONDON RIVER SERVICES LIMITED | 03485723 | 20/04/2011 | 20/12/2017 | Bronze |
| LONDON TRANSPORT MUSEUM LIMITED | 06495761 | 05/03/2008 | 05/03/2011 | Gold |
| OLA UK PRIVATE LIMITED | 11154418 | 01/04/2021 | 19/04/2024 | One Red Flag |
| RAIL FOR LONDON LIMITED | 05965930 | 01/09/2016 | 20/12/2017 | Bronze |
| TRAM OPERATIONS LIMITED | 03097532 | 01/12/2000 | 28/02/2011 | Bronze |
| TRAMTRACK CROYDON LIMITED | 03092613 | 01/09/2016 | 20/12/2017 | Amber |
| TRANSPORT TRADING LIMITED | 03914810 | 20/04/2011 | 20/12/2017 | Silver |
| VICTORIA COACH STATION LIMITED | 00205610 | 20/04/2011 | 20/12/2017 | Bronze |
| WOOLWICH ARSENAL RAIL ENTERPRISES LIMITED | 05372373 | 01/09/2016 | 20/12/2017 | Not Trading |