| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| CAERUS EUROPEAN ASSOCIATES LIMITED | 09338727 | 03/12/2014 | Silver |
| CAERUS LLP | OC380803 | 06/12/2012 | Dissolved |
| CAMBRIDGE CENTRE FOR ENERGY STUDIES LIMITED | 07178457 | 04/03/2010 | Not Trading |
| CEBR ENERGY LTD | 09287770 | 30/10/2014 | Dissolved |
| CENTRE FOR EUROPEAN REFORM | 03484649 | 22/12/1997 | Gold |
| Centre for European Reform Arab Reform Initiative | 05433220 | 22/04/2005 | Dissolved |
| HAY FESTIVAL FOUNDATION LIMITED | 03490480 | 01/02/2024 | Gold |
| JUPITER STRATEGY LIMITED | 07305187 | 06/07/2010 | Dissolved |
| MARICO 3 PLC | 06354109 | 28/08/2007 | Dissolved |
| PROMUS ASSOCIATES LIMITED | 06292223 | 26/06/2007 | Silver |
| TERRA FUELS LIMITED | 05902131 | 04/06/2007 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ANGLO AFRICAN OIL & GAS PLC | 04140379 | 22/01/2018 | 13/01/2020 | Dissolved |
| ASIA HOUSE | 03312073 | 10/06/2010 | 04/12/2019 | Silver |
| CAMBRIDGE ECONOMETRICS LIMITED | 01916825 | 21/07/2007 | 16/02/2009 | Silver |
| COMPACTGTL LIMITED | 05808040 | 21/10/2010 | 17/02/2014 | One Red Flag |
| INTERNATIONAL FUTURES FORUM | SC329625 | 10/12/2015 | 15/02/2022 | Silver |
| RIDGEWAY INFORMATION LTD | 07928376 | 24/07/2012 | 15/02/2023 | Silver |
| THE CAMBRIDGE UNION SOCIETY | 07091173 | 01/07/2010 | 29/11/2011 | Amber |
| THE GERMAN - BRITISH FORUM | 03488728 | 08/09/1999 | 28/05/2002 | Dissolved |
| THE SURE CHILL COMPANY LIMITED | 04619553 | 30/06/2019 | 30/06/2024 | One Red Flag |
| WILTON'S MUSIC HALL | 02553922 | 09/06/2003 | 12/10/2010 | Silver |