| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| DIAMOND BUS (NORTH WEST) LIMITED | 03037228 | 27/02/2015 | One Red Flag |
| DIAMOND BUS COMPANY HOLDING LIMITED | 06504657 | 29/02/2008 | Bronze |
| DIAMOND BUS LIMITED | 02531054 | 29/02/2008 | One Red Flag |
| FLIGHTS HALLMARK LIMITED | 06164689 | 14/05/2007 | Not Trading |
| HALLBRIDGE WAY PROPERTY LIMITED | 06504654 | 29/02/2008 | Bronze |
| HALLMARK CONNECTIONS LIMITED | 04390228 | 27/10/2005 | One Red Flag |
| HANSONS (WORDSLEY) LIMITED | 01976159 | 28/07/2017 | Dissolved |
| LUDLOWS OF HALESOWEN LIMITED | 01352987 | 01/04/2008 | Dissolved |
| NORTH BIRMINGHAM BUSWAYS LIMITED | 02852589 | 25/07/2007 | Dissolved |
| NORTH BIRMINGHAM TRAINING LIMITED | 03661642 | 25/07/2007 | Dissolved |
| PRESTON BUS LIMITED | 02004022 | 25/01/2011 | One Red Flag |
| ROTALA GROUP LTD | 15030861 | 26/07/2023 | Bronze |
| ROTALA LIMITED | 05338907 | 18/09/2006 | Bronze |
| ROTALA SHARED SERVICES LIMITED | 04327651 | 07/10/2005 | Silver |
| STORAGELY LIMITED | 03506681 | 09/11/2006 | Amber |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|