| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| EAST OF ENGLAND ELECTRONICS LIMITED | 06516616 | 27/02/2008 | Dissolved |
| EAST OF ENGLAND IDB LIMITED | 05667980 | 04/09/2006 | Dissolved |
| GROUNDWORK EAST OF ENGLAND | 07005248 | 01/09/2009 | Dissolved |
| Y & H IDB LIMITED | 06133168 | 15/10/2007 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ANGLIA COMPONENTS PLC | 04233823 | 09/02/2006 | 09/09/2011 | Silver |
| COUNTRYSIDE PROPERTIES (UK) LIMITED | 00614864 | 02/01/2003 | 31/03/2005 | Bronze |
| EAST OF ENGLAND INTERNATIONAL LIMITED | 03340656 | 07/04/1997 | 04/03/2005 | Dissolved |
| EXEMPLAS HOLDINGS LIMITED | 02763292 | 25/10/1994 | 31/07/2013 | Dissolved |
| GREATER CAMBRIDGE AND GREATER PETERBOROUGH ENTERPRISE PARTNERSHIP LIMITED | 07553554 | 20/03/2012 | 01/06/2012 | Dissolved |
| HERTFORDSHIRE CHAMBER OF COMMERCE | 01026468 | 14/06/2000 | 07/12/2021 | Silver |
| PERA INTERNATIONAL | 00412652 | 19/09/2001 | 14/06/2012 | Silver |
| THE CENTRE FOR INTEGRATED PHOTONICS LIMITED | 04905488 | 05/11/2003 | 31/03/2007 | Dissolved |
| THE FEDERATION OF GROUNDWORK TRUSTS | 01900511 | 26/09/2019 | 05/08/2020 | Bronze |
| UH HOLDINGS LIMITED | 06390741 | 04/10/2007 | 25/07/2013 | Silver |
| UH VENTURES LIMITED | 02350584 | 01/02/2009 | 26/04/2013 | Gold |
| YOUNG CHAMBER LIMITED | 05042443 | 19/03/2009 | 30/11/2017 | Dissolved |