| Name | Company Number | Date Appointed | Rating |
|---|
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AIR LEAGUE TRUST | 06794828 | 19/05/2015 | 01/06/2018 | Silver |
| CLEAVE & COMPANY LIMITED | 04259273 | 10/10/2013 | 01/07/2024 | Silver |
| PERRY LIMITED | 06981208 | 29/09/2014 | 01/07/2024 | Bronze |
| TANFIELD GROUP PLC | 04061965 | 18/06/2009 | 08/03/2012 | Silver |
| UNITED CHURCH SCHOOLS TRUST | 02780748 | 24/06/2008 | 31/07/2014 | Silver |
| UNITED LEARNING TRUST | 04439859 | 09/01/2012 | 21/11/2013 | Gold |