| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ADVENT LIFE SCIENCES LLP | OC347034 | 22/11/2010 | Gold |
| ADVENT LIMITED | 02191603 | 26/10/2010 | Dissolved |
| ADVENT VENTURE PARTNERS LLP | OC302716 | 07/07/2008 | Dissolved |
| AUDIUM SEMICONDUCTOR LIMITED | 05601804 | 16/09/2009 | Dissolved |
| BEAM UP LTD | 10637337 | 10/10/2023 | Amber |
| BRIDEBOOK LIMITED | 09190872 | 13/03/2020 | One Red Flag |
| CHALFEN VENTURES LLP | OC429876 | 03/12/2019 | One Red Flag |
| CHALFEN VENTURES UK I LIMITED | 11746659 | 02/01/2019 | Amber |
| GENERAL INDEX LIMITED | 12335370 | 20/07/2021 | Amber |
| HARBR GROUP LIMITED | 10671007 | 22/05/2019 | Amber |
| JULIAND DIGITAL LTD | 08150754 | 09/07/2021 | Amber |
| OCTERACT LIMITED | 11072078 | 24/08/2020 | Silver |
| TIME IS LTD LIMITED | 11750189 | 31/01/2019 | One Red Flag |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| MV ADVISERS LLP | OC391377 | 20/02/2014 | 31/03/2018 | Bronze |
| NEVERFAIL GROUP LIMITED | 04003091 | 16/07/2008 | 10/07/2012 | Dissolved |
| SEAL SOFTWARE GROUP LIMITED | 07419788 | 26/10/2012 | 01/05/2020 | Dissolved |
| SEDNA COMMUNICATIONS LTD | 13367033 | 08/06/2021 | 29/06/2023 | Bronze |
| THE FIZZBACK GROUP LIMITED | 04768253 | 12/11/2008 | 26/10/2011 | Dissolved |
| THE FOUNDRY HOLDINGS LIMITED | 06711930 | 30/09/2008 | 14/03/2011 | Dissolved |
| THE FOUNDRY INTERMEDIATE HOLDINGS LIMITED | 06139077 | 02/06/2009 | 14/03/2011 | Dissolved |
| THE FOUNDRY VISIONMONGERS LTD. | 04642027 | 02/06/2009 | 14/03/2011 | Silver |
| UBIQUISYS LIMITED | 05247998 | 14/12/2011 | 23/05/2013 | Dissolved |
| WEBROOT SOLUTIONS GROUP LTD | 05400865 | 01/09/2006 | 22/10/2010 | Dissolved |
| WS REALISATIONS LIMITED | 03909772 | 06/07/2011 | 18/11/2014 | Dissolved |