| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| The Serge Rachmaninoff Foundation | 04296093 | 18/07/2008 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| 3RD AUDIO LIMITED | 01532765 | 30/09/2008 | 20/12/2022 | Gold |
| ABACO PUBLISHING LIMITED | 05143290 | 30/09/2008 | 10/12/2015 | Dissolved |
| ANGLO-SOVIET MUSIC PRESS LIMITED | 00403319 | 30/09/2008 | 20/12/2022 | Gold |
| ANTON J. BENJAMIN LIMITED, | 00523135 | 30/09/2008 | 20/12/2022 | Gold |
| BIG PICTURE MUSIC LTD. | 00908134 | 30/09/2008 | 20/12/2022 | Gold |
| BOOSEY & CO.,LIMITED | 00252082 | 30/09/2008 | 20/12/2022 | Gold |
| BOOSEY & HAWKES GROUP SERVICES LIMITED | 00220499 | 30/09/2008 | 20/12/2022 | Amber |
| BOOSEY & HAWKES HOLDINGS LIMITED | 06750159 | 17/11/2008 | 20/12/2022 | One Red Flag |
| BOOSEY & HAWKES KJM LIMITED | 03078972 | 21/04/2009 | 20/12/2022 | Gold |
| BOOSEY & HAWKES LIMITED | 03548826 | 30/09/2008 | 20/12/2022 | One Red Flag |
| BOOSEY & HAWKES MULTIMEDIA LIMITED | 01022633 | 30/09/2008 | 20/12/2022 | Gold |
| BOOSEY & HAWKES MUSIC PUBLISHERS LIMITED | 00682637 | 30/09/2008 | 20/12/2022 | Silver |
| BOOSEY & HAWKES PENSION TRUSTEE LIMITED | 00444317 | 14/12/2007 | 18/01/2008 | Gold |
| BOOSEYTONES LIMITED | 00633450 | 30/09/2008 | 20/12/2022 | Gold |
| BRITISH STANDARD MUSIC COMPANY LIMITED | 00307014 | 30/09/2008 | 20/12/2022 | Gold |
| CAVENDISH MUSIC COMPANY LIMITED | 00541392 | 30/09/2008 | 10/12/2015 | Dissolved |
| CLASSIC COPYRIGHT (HOLDINGS) LIMITED | 04768934 | 30/09/2008 | 20/12/2022 | One Red Flag |
| CLASSIC COPYRIGHT LIMITED | 04817260 | 30/09/2008 | 20/12/2022 | Bronze |
| CONCORD UK GROUP SERVICES LIMITED | 06773618 | 15/12/2008 | 20/12/2022 | Bronze |
| HAWKES & SON (LONDON) LIMITED | 00252089 | 30/09/2008 | 20/12/2022 | Gold |
| HENDON MUSIC LIMITED | 00633403 | 30/09/2008 | 20/12/2022 | Gold |
| LAFLEUR MUSIC LTD | 00146418 | 30/09/2008 | 20/12/2022 | Gold |
| LIME GREEN MUSIC LTD | 00112149 | 30/09/2008 | 20/12/2022 | Gold |
| MELON YELLOW MUSIC LIMITED | 00633404 | 30/09/2008 | 20/12/2022 | Gold |
| OLE UK MEDIA MUSIC LIMITED | 02483102 | 30/09/2008 | 10/12/2015 | Dissolved |
| OLE UK POST PRODUCTION MUSIC LIMITED | 02741924 | 30/09/2008 | 10/12/2015 | Dissolved |
| OLE UK PRODUCTION MUSIC (SUB-PUBLISHING) LIMITED | 00656012 | 30/09/2008 | 10/12/2015 | Dissolved |
| SCHAUER & MAY LIMITED | 00931012 | 30/09/2008 | 20/12/2022 | Gold |
| STRIP SOUNDS LIMITED | 00044746 | 30/09/2008 | 10/12/2015 | Dissolved |
| UNITED NATIONS MUSIC PUBLISHING LIMITED | 00370145 | 30/09/2008 | 20/12/2022 | Gold |
| WINTHROP ROGERS LIMITED | 00132061 | 30/09/2008 | 20/12/2022 | Gold |