| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| CALIBRE STRATEGIES LIMITED | 06740393 | 04/11/2008 | Silver |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ATOS IT SOLUTIONS AND SERVICES LIMITED | 01203466 | 01/11/2001 | 31/03/2008 | Not Trading |
| ELECTRIUM (UK) LIMITED | 00167171 | 01/10/2007 | 31/03/2008 | Dissolved |
| ELECTRIUM SALES LIMITED | 02226729 | 01/10/2007 | 31/03/2008 | Silver |
| Electrium Ltd | 04948228 | 01/10/2007 | 31/03/2008 | Dissolved |
| FS COMPUTERS IT PRODUCT SERVICES LIMITED | 05659400 | 20/12/2005 | 01/04/2006 | Dissolved |
| GENERIS TECHNOLOGY HOLDINGS (2) LIMITED | 06504677 | 06/11/2014 | 31/03/2016 | Dissolved |
| GENERIS TECHNOLOGY HOLDINGS LIMITED | 05207274 | 06/11/2014 | 31/03/2016 | Dissolved |
| GENERIS TECHNOLOGY LIMITED | 03044823 | 06/11/2014 | 31/03/2016 | Amber |
| LANDIS + GYR LIMITED | 01202284 | 06/11/2014 | 31/03/2016 | Gold |
| LEDVANCE LTD | 01961715 | 01/10/2007 | 31/03/2008 | Bronze |
| ROKE MANOR RESEARCH LIMITED | 00267550 | 06/09/2007 | 31/03/2008 | Gold |
| SIEMENS BUSINESS SERVICES MEDIA LIMITED | 04042694 | 01/01/2004 | 22/10/2007 | Dissolved |
| SIEMENS HOLDINGS PLC | 02465263 | 12/02/2004 | 31/03/2008 | Silver |
| SIEMENS PUBLIC LIMITED COMPANY | 00727817 | 01/10/2007 | 31/03/2008 | Silver |
| Siemens Business Services Media Holdings Ltd | 04128934 | 01/10/2004 | 22/10/2007 | Dissolved |
| Siemens Business Services Media Technology Ltd | 04129105 | 01/10/2004 | 22/10/2007 | Dissolved |
| TECHUK LTD | 01200318 | 23/07/2003 | 03/10/2007 | Bronze |