| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| LIVING OPTICS LIMITED | 12361188 | 22/04/2020 | Amber |
| NPLUSPLUS LIMITED | 06527656 | 07/03/2008 | Dissolved |
| SLAMCORE LIMITED | 09999502 | 10/08/2018 | Amber |
| UNDO LIMITED | 05494036 | 11/03/2013 | Amber |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AMS SENSORS UK LIMITED | 06286985 | 24/11/2015 | 17/06/2016 | Dissolved |
| AUDIO ANALYTIC LIMITED | 06673834 | 19/10/2010 | 31/10/2022 | Insolvent |
| AUDIOTELLIGENCE LIMITED | 10645949 | 11/05/2017 | 31/03/2023 | Insolvent |
| CAMBRIDGE ANGELS GROUP LTD | 11413268 | 19/03/2019 | 24/09/2019 | Gold |
| CEDAR AUDIO LIMITED | 02855599 | 11/02/2016 | 21/04/2017 | Silver |
| EMERALD RENEWABLES LTD | 07583560 | 30/03/2011 | 07/10/2012 | Dissolved |
| FLUSSO LIMITED | 10226707 | 19/03/2019 | 11/08/2022 | One Red Flag |
| KNOWLEDGE TRANSMISSION LTD | 07466937 | 24/04/2012 | 17/11/2015 | Dissolved |
| MYRTLE SOFTWARE LIMITED | 04978210 | 02/03/2017 | 16/08/2022 | Amber |
| SPECTRAL EDGE LIMITED | 07538488 | 26/03/2014 | 08/11/2019 | Dissolved |
| TRANSPARENTCHOICE LIMITED | 08423803 | 03/10/2016 | 19/12/2023 | Bronze |