| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| 0800 NUMBERS LIMITED | 03169920 | 08/03/1996 | Dissolved |
| 55CAP LIMITED | 10585962 | 26/01/2017 | Silver |
| Alternative Networks Ts Ltd | 04932571 | 15/10/2003 | Dissolved |
| Aurora U K Ltd | 03166424 | 31/10/2009 | Dissolved |
| Echo Data Networks Ltd | 06355431 | 29/08/2007 | Dissolved |
| Echo Network Services Ltd | 06355438 | 29/08/2007 | Dissolved |
| FREELINE COMMUNICATIONS LIMITED | 05371296 | 21/02/2005 | Dissolved |
| Icb Telecommunications Ltd | 05582714 | 04/10/2005 | Dissolved |
| Integrated Communications for Business (U K) Ltd | 02775252 | 10/10/2005 | Dissolved |
| TELECOM CENTRE LIMITED(THE) | 01938694 | 31/08/2007 | Dissolved |
| TELECOM TECHNOLOGY MAINTENANCE LIMITED | 02551950 | 31/08/2007 | Dissolved |
| THE CHARLIE WALLER TRUST | 05447902 | 28/02/2019 | Gold |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ALTERNATIVE CLOUD SERVICES LTD | 08621554 | 11/03/2016 | 23/12/2016 | Dissolved |
| ALTERNATIVE NETWORKS LIMITED | 04442332 | 11/03/2016 | 23/12/2016 | Dissolved |
| CONTROL CIRCLE LIMITED | 03976019 | 11/03/2016 | 23/12/2016 | Dissolved |
| ECHO COMMUNICATIONS LIMITED | 01578483 | 31/08/2007 | 23/12/2016 | Dissolved |
| GIACOM (PLATFORMS) LIMITED | 05425077 | 30/10/2009 | 23/12/2016 | One Red Flag |
| SCALABLE COMMUNICATIONS LIMITED | 03441929 | 01/10/2010 | 23/12/2016 | Dissolved |