| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| BARTON BUSES LIMITED | 02347412 | 24/08/1991 | Gold |
| CARIOLE LIMITED | 09138271 | 18/07/2014 | Silver |
| CARRIAGE RETURN TRANSPORT SOLUTIONS LIMITED | 14601046 | 18/01/2023 | Amber |
| FINE MEADOW LIMITED | 09186000 | 21/08/2014 | Silver |
| Forrest of Mansfield Ltd | 00707488 | 20/06/1992 | Dissolved |
| HIGH PEAK BUSES LTD | 07623806 | 01/04/2012 | One Red Flag |
| KINCHBUS LIMITED | 02116469 | 30/01/1998 | Bronze |
| KITHEAD LIMITED | 01887857 | 23/09/2004 | Dissolved |
| KLEANLINE LIMITED | 02798477 | 30/01/1998 | Silver |
| MIDLAND GENERAL OMNIBUS COMPANY LIMITED(THE) | 02014103 | 04/12/1991 | Amber |
| NOTTINGHAMSHIRE AND DERBYSHIRE TRACTION COMPANY LIMITED | 02070429 | 04/12/1991 | Gold |
| T M TRAVEL LIMITED | 05028805 | 05/01/2010 | Gold |
| TRAMLINK NOTTINGHAM (FINCO) LIMITED | 07865421 | 06/12/2011 | One Red Flag |
| TRAMLINK NOTTINGHAM (HOLDINGS) LIMITED | 07595316 | 21/09/2011 | One Red Flag |
| TRAMLINK NOTTINGHAM LIMITED | 07599425 | 21/09/2011 | One Red Flag |
| TRENT MOTOR TRACTION COMPANY LIMITED(THE) | 00131912 | 04/12/1991 | Silver |
| WELLGLADE HOLDINGS LIMITED | 07136836 | 26/01/2010 | Silver |
| WELLGLADE LIMITED | 01980546 | 04/12/1991 | Bronze |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| NOTTINGHAM TRAMS LIMITED | 07644670 | 24/05/2011 | 03/01/2012 | Gold |
| VIVA CHAMBER ORCHESTRA LTD. | 01879552 | 29/09/1996 | 13/03/2014 | Silver |