| Name | Company Number | Date Appointed | Rating |
|---|
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| 03235481 LIMITED | 03235481 | 08/08/1996 | 25/05/2000 | Dissolved |
| BERKHAMSTED SCHOOL ENTERPRISES LIMITED | 02048201 | 22/06/2006 | 14/05/2010 | Bronze |
| INDEPENDENT SCHOOLS COUNCIL | 01103760 | 08/05/2008 | 07/11/2008 | One Red Flag |
| INDEPENDENT SCHOOLS INSPECTORATE | 06458829 | 06/06/2008 | 31/08/2009 | Bronze |
| INSTITUTE OF WORKPLACE AND FACILITIES MANAGEMENT | 02849598 | 01/09/1994 | 31/08/1997 | Amber |
| ISBA ENTERPRISES LIMITED | 04334495 | 17/05/2007 | 09/07/2008 | Bronze |
| Johnson Qrs Ltd | 03055282 | 04/05/1995 | 01/08/1997 | Dissolved |
| LUCTON PIERREPONT SCHOOL EDUCATIONAL TRUST | 02059659 | 30/10/2010 | 22/06/2018 | One Red Flag |
| THE INDEPENDENT SCHOOLS' BURSARS ASSOCIATION | 06410037 | 26/10/2007 | 13/05/2010 | Gold |