| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| AINTREE RACECOURSE DEVELOPMENTS LIMITED | 05801444 | 29/04/2006 | One Red Flag |
| CHESTER RACE COMPANY LIMITED | 00037600 | 09/09/2015 | Gold |
| Lochboisdale Hotel Co Ltd | SC027690 | 27/11/1988 | Dissolved |
| ROSE HILL PROPERTY COMPANY LIMITED | 04760698 | 12/05/2003 | Bronze |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AINTREE RACECOURSE COMPANY LIMITED | 01612616 | 01/06/1993 | 18/05/2007 | Gold |
| ASCOT AUTHORITY (HOLDINGS) LIMITED | 04274507 | 21/05/2007 | 29/01/2015 | Silver |
| ASCOT RACECOURSE ESTATES (PROPERTY DEVELOPMENTS) LIMITED | 04320972 | 21/05/2007 | 18/03/2015 | Gold |
| ASCOT RACECOURSE LIMITED | 04320977 | 21/05/2007 | 22/01/2015 | Amber |
| ATTHERACES HOLDINGS LIMITED | 04153457 | 10/07/2007 | 07/02/2012 | Bronze |
| BANGOR-ON-DEE RACES LIMITED | 02164898 | 16/06/1994 | 21/05/2007 | Not Trading |
| BRITISH CHAMPIONS' SERIES LIMITED | 07381543 | 27/09/2016 | 28/02/2023 | One Red Flag |
| BRITISH HORSERACING AUTHORITY LIMITED | 02813358 | 28/04/2021 | 29/04/2021 | Gold |
| CARTMEL STEEPLECHASES (HOLKER) LIMITED | 03524887 | 26/06/2000 | 20/07/2001 | Silver |
| GRAND NATIONAL STEEPLECHASE LIMITED(THE) | 00788229 | 30/10/2002 | 21/05/2007 | Amber |
| MUSSELBURGH RACECOURSE LIMITED | 12456512 | 21/06/2021 | 14/04/2024 | Silver |
| RACECOURSE BETTING COMPANY LIMITED | 08002158 | 17/10/2017 | 01/02/2018 | Dissolved |
| RACECOURSE MEDIA GROUP LIMITED | 06544004 | 15/08/2016 | 30/04/2018 | Silver |
| RACECOURSE MEDIA SERVICES LIMITED | 05531220 | 13/11/2017 | 01/02/2018 | Dissolved |
| RACECOURSE RETAIL BUSINESS LIMITED | 09776843 | 17/10/2017 | 01/02/2018 | Bronze |
| RACECOURSE TELEVISION SERVICES LIMITED | 04556330 | 19/02/2003 | 25/05/2005 | Dissolved |
| RETRAINING OF RACEHORSES | 04089376 | 22/01/2019 | 31/12/2023 | Silver |
| ROYAL ASCOT HOTEL LIMITED | 04446365 | 02/12/2010 | 22/01/2015 | Not Trading |
| SCOTTISH RACING LTD | SC207648 | 16/07/2021 | 16/07/2024 | Gold |
| Super 12 Racing Ltd | 04125304 | 28/02/2001 | 04/06/2009 | Dissolved |
| THE GRAND NATIONAL RACING CLUB LIMITED | 04714686 | 28/03/2003 | 22/10/2008 | Dissolved |
| THE PONY RACING AUTHORITY LIMITED | 06124777 | 22/02/2007 | 01/01/2013 | Gold |
| THE RACECOURSE ASSOCIATION LIMITED | 00093447 | 01/07/2008 | 21/10/2010 | Silver |