| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| BELITHA PRESS LIMITED | 01509059 | 01/12/2021 | Gold |
| BOOKARMY LTD | 06709924 | 01/12/2016 | Dissolved |
| COBUILD LIMITED | 02042473 | 01/12/2016 | Gold |
| COLLINS BARTHOLOMEW LIMITED | 01218466 | 01/12/2016 | Gold |
| DOLPHIN BOOK CLUB LIMITED | 00706607 | 01/12/2016 | Gold |
| FARSHORE BOOKS LTD | 00449706 | 30/04/2020 | Gold |
| FOURTH ESTATE LIMITED | 01766131 | 01/12/2016 | Gold |
| GEORGE ALLEN & UNWIN (PUBLISHERS) LIMITED | 00137338 | 01/12/2016 | Bronze |
| HARLEQUIN (UK) LIMITED | 00100449 | 01/12/2016 | Not Trading |
| HARLEQUIN ENTERPRISES UK LIMITED | 02960715 | 01/12/2016 | Silver |
| HARPERCOLLINS PUBLISHERS LIMITED | SC027389 | 01/12/2016 | Gold |
| HARPERCOLLINS PUBLISHERS PENSION TRUSTEE COMPANY LIMITED | SC053382 | 01/01/2017 | Bronze |
| LECKIE & LECKIE LIMITED | SC198254 | 01/12/2016 | Gold |
| LETTS EDUCATIONAL LIMITED | 02583342 | 01/12/2016 | Gold |
| MARSHALL PICKERING HOLDINGS LIMITED | 01579375 | 01/12/2016 | Bronze |
| MILLS & BOON LIMITED | 00431633 | 01/12/2016 | Gold |
| PAVILION & PORTICO BOOKS LIMITED | 13386911 | 01/12/2021 | Silver |
| PAVILION BOOKS COMPANY LIMITED | 03818774 | 01/12/2021 | Gold |
| POLLOKSHIELDS PRINTING SERVICES, LIMITED | SC028281 | 01/12/2016 | Dissolved |
| THORSONS PUBLISHERS LIMITED | 00757539 | 01/12/2016 | Silver |
| THORSONS PUBLISHING GROUP LIMITED | 00248525 | 01/12/2016 | Not Trading |
| TIMES BOOKS GROUP LIMITED | 01277722 | 01/12/2016 | Not Trading |
| TIMES BOOKS LIMITED | 02340600 | 01/12/2016 | Gold |
| TOPTRACK LEARNING LTD | 06828680 | 10/11/2016 | Silver |
| UNWIN HYMAN LIMITED | 02034197 | 01/12/2016 | Not Trading |
| WILLIAM COLLINS INTERNATIONAL LIMITED | 00412783 | 01/12/2016 | Not Trading |
| WILLIAM COLLINS SONS & COMPANY LIMITED | SC000934 | 01/12/2016 | Not Trading |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| NEWS CORPORATE SERVICES UK LIMITED | 08659691 | 01/12/2016 | 19/11/2021 | Gold |