| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ACTIVE SILICON LIMITED | 02263641 | 26/02/2021 | Silver |
| CREASEFIELD CREWKERNE LIMITED | 01369845 | 31/05/2016 | Dissolved |
| Q-PAR ANGUS HEDERA LIMITED | 01826221 | 19/05/2016 | Dissolved |
| Software Events Ltd | 02784661 | 28/01/1993 | Dissolved |
| Software Events Ltd | 04735900 | 15/04/2003 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| API MICROWAVE LIMITED | 06632600 | 07/01/2013 | 01/04/2016 | Insolvent |
| API TECHNOLOGIES (UK) LIMITED | 07924210 | 13/03/2012 | 01/04/2016 | One Red Flag |
| CRYPTEK HOLDCO UK LIMITED | 06426627 | 31/08/2010 | 01/04/2016 | Dissolved |
| L3HARRIS TRL TECHNOLOGY LIMITED | 01705039 | 28/02/2001 | 27/10/2006 | Gold |
| RF2M LTD | 06599432 | 07/01/2013 | 01/04/2016 | Insolvent |
| SECURE SYSTEMS & TECHNOLOGIES LIMITED | 04534093 | 09/12/2008 | 01/04/2016 | One Red Flag |
| SPECTRUM CONTROL LTD | 02721281 | 07/01/2013 | 01/04/2016 | One Red Flag |