| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Allen,George,Unwin (Storage) Ltd | 00759135 | 10/07/2000 | Dissolved |
| Cartographic Services (Cirencester) Ltd | 00861433 | 10/07/2000 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BOOKARMY LTD | 06709924 | 19/03/2010 | 16/08/2013 | Dissolved |
| COBUILD LIMITED | 02042473 | 10/07/2000 | 16/08/2013 | Silver |
| COLLINS BARTHOLOMEW LIMITED | 01218466 | 10/07/2000 | 16/08/2013 | Silver |
| DOLPHIN BOOK CLUB LIMITED | 00706607 | 10/07/2000 | 16/08/2013 | Gold |
| ENGLISH HERITAGE TRADING LIMITED | 02970369 | 24/03/2015 | 21/06/2023 | Bronze |
| FOURTH ESTATE LIMITED | 01766131 | 29/12/1992 | 16/08/2013 | Silver |
| GEORGE ALLEN & UNWIN (PUBLISHERS) LIMITED | 00137338 | 10/07/2000 | 16/08/2013 | One Red Flag |
| HARPERCOLLINS (UK) | 02380447 | 13/06/2001 | 16/08/2013 | Silver |
| HARPERCOLLINS PUBLISHERS LIMITED | SC027389 | 10/07/2000 | 16/08/2013 | Gold |
| HARPERCOLLINS PUBLISHERS PENSION TRUSTEE COMPANY LIMITED | SC053382 | 10/07/2000 | 17/08/2005 | One Red Flag |
| LECKIE & LECKIE LIMITED | SC198254 | 19/03/2010 | 16/08/2013 | Silver |
| LETTS EDUCATIONAL LIMITED | 02583342 | 19/03/2010 | 16/08/2013 | Silver |
| MARSHALL PICKERING HOLDINGS LIMITED | 01579375 | 10/07/2000 | 16/08/2013 | Bronze |
| POLLOKSHIELDS PRINTING SERVICES, LIMITED | SC028281 | 10/07/2000 | 16/08/2013 | Dissolved |
| TATE ENTERPRISES LTD | 03173975 | 31/03/2001 | 19/06/2015 | Silver |
| TATE EXHIBITION PRODUCTIONS LIMITED | 03179938 | 17/11/1998 | 21/03/2001 | Not Trading |
| TATE FOUNDATION | 04009652 | 21/06/2007 | 02/09/2014 | Amber |
| TATE GALLERY PROJECTS LIMITED | 03166910 | 21/03/2001 | 17/07/2002 | Dissolved |
| THE ENGLISH HERITAGE TRUST | 07447221 | 15/01/2015 | 21/06/2023 | Amber |
| THE PUBLIC CATALOGUE FOUNDATION | 04573564 | 15/06/2017 | 11/12/2019 | Gold |
| THE PUBLISHERS ASSOCIATION LIMITED | 03282879 | 10/04/2001 | 09/05/2007 | Bronze |
| THORSONS PUBLISHERS LIMITED | 00757539 | 10/07/2000 | 16/08/2013 | Silver |
| THORSONS PUBLISHING GROUP LIMITED | 00248525 | 10/07/2000 | 16/08/2013 | Not Trading |
| TIMES BOOKS GROUP LIMITED | 01277722 | 10/07/2000 | 16/08/2013 | Not Trading |
| TIMES BOOKS LIMITED | 02340600 | 10/07/2000 | 16/08/2013 | Silver |
| UNWIN HYMAN LIMITED | 02034197 | 10/07/2000 | 16/08/2013 | Not Trading |
| WILLIAM COLLINS INTERNATIONAL LIMITED | 00412783 | 10/07/2000 | 16/08/2013 | Not Trading |
| WILLIAM COLLINS SONS & COMPANY LIMITED | SC000934 | 10/07/2000 | 16/08/2013 | Not Trading |
| WORLD BOOK DAY LIMITED | 03783095 | 01/07/2009 | 30/06/2010 | Silver |