| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Mitron Limited | 02735504 | 29/07/1992 | Dissolved |
| Mitron Limited | 02735504 | 29/07/1992 | Dissolved |
| Pittsburgh Simulation Europe Ltd | SC247153 | 14/04/2003 | Dissolved |
| SEGIN SEMICONDUCTOR SOLUTIONS LTD. | SC288353 | 21/09/2005 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CLOUD BOOKING LIMITED | 04155619 | 19/04/2001 | 21/01/2013 | One Red Flag |
| Emphasis Ltd | 02845544 | 10/10/1994 | 29/03/2007 | Dissolved |
| HOME ENERGY AND DATA SERVICES LIMITED | SC315973 | 21/03/2013 | 01/03/2023 | Silver |
| PROCENSEO LIMITED | SC355242 | 23/04/2009 | 22/01/2013 | Dissolved |