| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| CORDIA BUSINESS SERVICES LIMITED | 04375342 | 15/02/2002 | Not Trading |
| Gamma Finance Ltd | 04773118 | 21/05/2003 | Dissolved |
| TEZOOPI LIMITED | 12525509 | 19/03/2020 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BLUE SPOT TECHNOLOGIES LTD | 04637319 | 17/02/2006 | 01/10/2014 | Dissolved |
| GAMMA BUSINESS COMMUNICATIONS LIMITED | 02998021 | 16/05/2007 | 01/10/2014 | Silver |
| GAMMA COMMUNICATIONS PLC | 08943488 | 09/05/2014 | 17/09/2014 | Silver |
| GAMMA DEVELOPMENT KFT | FC027920 | 08/11/2007 | 01/10/2014 | N/A |
| GAMMA MANAGED SERVICES LIMITED | 07136383 | 26/01/2010 | 01/10/2014 | Silver |
| GAMMA METRONET LIMITED | 04340836 | 15/06/2005 | 01/10/2014 | Dissolved |
| GAMMA METRONET LIMITED | 04340836 | 15/06/2005 | 01/10/2014 | Dissolved |
| GAMMA NETWORK SOLUTIONS LIMITED | 06783485 | 03/03/2012 | 01/10/2014 | Bronze |
| GAMMA TELECOM HOLDINGS LIMITED | 04287779 | 03/06/2005 | 01/10/2014 | Silver |
| GAMMA TELECOM HOLDINGS LIMITED | 04287779 | 30/09/2005 | 01/10/2014 | Silver |
| GAMMA TELECOM LTD | 04340834 | 03/06/2005 | 01/10/2014 | Silver |
| GAMMA TELECOM LTD | 04340834 | 26/08/2003 | 01/10/2014 | Silver |
| GO WORLDWIDE COMMUNICATIONS LIMITED | 04395588 | 21/12/2005 | 01/10/2014 | Dissolved |
| STAR EUROPE LIMITED | 03280253 | 11/02/1999 | 28/01/2000 | Gold |
| VENNCOMM LIMITED | 06381528 | 11/03/2016 | 06/04/2017 | Dissolved |