| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| WESTBOURNE MANOR ROAD MANAGEMENT COMPANY LTD | 05817770 | 21/03/2018 | Gold |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ADDISON WESLEY LONGMAN LIMITED | 00698886 | 01/12/1998 | 15/11/1999 | Dissolved |
| Horwood,Ellis,Ltd | 01085450 | 19/12/1990 | 11/12/1998 | Dissolved |
| IBD HOLDINGS | 03538763 | 28/04/1999 | 15/11/1999 | Dissolved |
| INTERNATIONAL BOOK DISTRIBUTORS LIMITED | 03540693 | 28/04/1998 | 15/11/1999 | Dissolved |
| L GREEN LIMITED | SC042656 | 01/12/1998 | 15/11/1999 | Dissolved |
| LONGMAN GREEN LIMITED | 01292366 | 01/12/1998 | 15/11/1999 | Dissolved |
| LONGMAN GROUP(OVERSEAS HOLDINGS)LIMITED | 00690236 | 01/12/1998 | 15/11/1999 | Bronze |
| LONGMAN HOUSE LIMITED | 02775101 | 22/12/1998 | 15/11/1999 | Dissolved |
| LONGMAN MULTIMEDIA LIMITED | 00729849 | 01/12/1998 | 15/11/1999 | Dissolved |
| LONGMAN TELEVISION LIMITED | 01903432 | 01/12/1998 | 15/11/1999 | Dissolved |
| O & B LIMITED | SC016059 | 01/12/1998 | 15/11/1999 | Dissolved |
| OLIVER AND BOYD LIMITED | 00488368 | 01/12/1998 | 15/11/1999 | Dissolved |
| OPEN INTERNATIONAL PUBLISHING LIMITED | 02210774 | 23/08/2002 | 23/06/2011 | Silver |
| PEARSON EDUCATION HOLDINGS LIMITED | 00210859 | 01/12/1998 | 15/11/1999 | Bronze |
| PEARSON EDUCATION LIMITED | 00872828 | 01/12/1998 | 15/11/1999 | Silver |
| Paramount Communications Pension Trust Company Limited | 01915632 | 19/10/1993 | 07/11/1994 | Dissolved |
| Paramount Communications Pension Trust Company Limited | 01915632 | 09/09/1993 | 01/03/2000 | Dissolved |
| Prentice-Hall International (U K) Ltd | 01867933 | 31/10/1992 | 11/12/1998 | Dissolved |
| SIMON & SCHUSTER (UK) LIMITED | 00714516 | 29/08/1991 | 11/06/1998 | Gold |
| Simon & Schuster Ltd | 00501674 | 13/12/1990 | 11/12/1998 | Dissolved |
| THE PEPPER FOUNDATION | 02797940 | 07/03/2012 | 13/09/2012 | Silver |
| The Harvester Press Ltd | 00981929 | 13/12/1990 | 11/12/1998 | Dissolved |
| Wheatsheaf Books Ltd | 01447594 | 13/12/1990 | 11/12/1998 | Dissolved |
| Woodhead-Faulkner (Publishers) Ltd | 01059807 | 28/02/1991 | 11/12/1998 | Dissolved |