| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| British Newspaper Index Ltd | 02551301 | 01/10/2004 | Dissolved |
| CENGAGE LEARNING SERVICES | 00929655 | 17/10/2008 | Dissolved |
| Cengage Learning Services (Storage) Ltd | 00911222 | 17/10/2008 | Dissolved |
| Cengage Learning Services (Storage) Ltd | 00911222 | 17/10/2008 | Dissolved |
| GALE INTERNATIONAL UNLIMITED | 01035200 | 01/10/2004 | Dissolved |
| GATLIN INTERNATIONAL LTD | 05816866 | 07/05/2009 | Dissolved |
| Gale Research International | 02380446 | 01/10/2004 | Dissolved |
| Graham & Whiteside | 03031591 | 01/10/2004 | Dissolved |
| Harvester Press Microform Publications Ltd | 01378564 | 01/10/2004 | Dissolved |
| Information Access Uk Ltd | 02721203 | 01/10/2004 | Dissolved |
| Newspaper Archive Developments Ltd | 01517683 | 01/10/2004 | Dissolved |
| Research Publications Ltd | 03031087 | 01/10/2004 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CENGAGE LEARNING (EMEA) LIMITED | 00903535 | 01/10/2004 | 20/12/2019 | Silver |
| CENGAGE LEARNING UK HOLDINGS LIMITED | 01507017 | 01/10/2004 | 20/12/2019 | Bronze |
| GHI 789 LIMITED | 00898213 | 10/03/2008 | 21/07/2009 | Dissolved |
| JKL 112 LIMITED | 04306252 | 10/03/2008 | 21/07/2009 | Dissolved |
| MNO 334 LIMITED | 04240272 | 10/03/2008 | 21/07/2009 | Dissolved |
| ROSETTA GROUP LIMITED | 03348759 | 10/03/2008 | 21/07/2009 | Dissolved |