| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| THE ROCHFORD TRUST | 06435855 | 23/11/2007 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ASSOCIATION FOR THE EDUCATION AND GUARDIANSHIP OF INTERNATIONAL STUDENTS | 03463173 | 01/07/2014 | 30/10/2015 | Silver |
| C.E. PUBLICATIONS UNLIMITED | 01109913 | 01/09/2005 | 31/08/2007 | Dissolved |
| HMC - THE HEADS' CONFERENCE | 00101760 | 01/01/2002 | 01/01/2004 | Gold |
| INDEPENDENT SCHOOLS INSPECTORATE | 06458829 | 06/06/2008 | 26/03/2014 | Bronze |
| OLD SCHOOL HENSTEAD EDUCATIONAL TRUST LIMITED(THE) | 01459291 | 09/12/1994 | 11/07/2014 | Amber |
| TAVERHAM HALL EDUCATIONAL TRUST LIMITED | 00910504 | 17/01/2003 | 15/10/2008 | Dissolved |
| WOODBRIDGE SCHOOL ENTERPRISES LIMITED | 02488132 | 01/01/1994 | 11/11/2014 | Silver |