| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| AIRRADIO LIMITED | 06792964 | 16/04/2010 | Amber |
| C & C TECHNOLOGY LIMITED | 02411308 | 06/05/2011 | Dissolved |
| DALMAN TECHNICAL SERVICES LIMITED | 06491322 | 01/02/2008 | Dissolved |
| INFOMATRIX MOBILE DATA LTD | 05759328 | 28/03/2006 | Dissolved |
| SIMOCO EMEA LTD | 04382515 | 03/12/2004 | Amber |
| SIMOCO LIMITED | 01615100 | 12/07/2009 | Not Trading |
| SIMOCO WIRELESS SOLUTIONS LIMITED | 07038450 | 16/04/2010 | One Red Flag |
| SMARTUC LIMITED | 06678001 | 20/08/2008 | Dissolved |
| TEAM SIMOCO LTD | 00258791 | 14/04/2010 | Dissolved |
| TEAM TELECOMMUNICATIONS GROUP LIMITED | 05131474 | 15/08/2008 | Silver |
| TEAM TELECOMMUNICATIONS LIMITED | 05694491 | 14/04/2010 | Dissolved |
| TST SYSTEMS LIMITED | 12185685 | 05/01/2022 | Dissolved |
| TTG GLOBAL GROUP LIMITED | 03944614 | 14/04/2010 | Dissolved |
| TTG GLOBAL HOLDINGS LIMITED | 07009693 | 06/03/2012 | Dissolved |
| TTG GLOBAL LIMITED | 07472975 | 05/05/2011 | Dissolved |
| TTG GLOBAL SOLUTIONS GROUP LIMITED | 14056999 | 20/04/2022 | Bronze |
| TTG GLOBAL SOLUTIONS LIMITED | 12700410 | 09/09/2020 | Silver |
| TTG LIMITED | 12700422 | 15/09/2020 | Bronze |
| TTG PROPERTIES (DERBY) LIMITED | 06458982 | 22/02/2008 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AFFINI TECHNOLOGY GROUP LIMITED | 14056986 | 20/04/2022 | 13/06/2024 | Gold |
| AFFINI TECHNOLOGY LIMITED | 04574231 | 15/08/2008 | 13/06/2024 | Bronze |
| HUTCHISON COMMUNICATION SYSTEMS LIMITED | 03462357 | 24/11/2010 | 11/07/2016 | Gold |
| INDIGO TELECOM GROUP LIMITED | 03675459 | 01/05/2008 | 11/07/2016 | Amber |
| INDIGO TELECOM INSTALLATION SERVICES LIMITED | 04200834 | 01/05/2008 | 11/07/2016 | Not Trading |