| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| 365 Corporation Ltd | 04364580 | 31/01/2002 | Dissolved |
| 365 Digital Ltd | 03657523 | 05/07/2001 | Dissolved |
| 365.Com Ltd | 03435820 | 05/07/2001 | Dissolved |
| Advance Network Services Ltd | 03537325 | 08/11/1999 | Dissolved |
| Advance Network Services Ltd | 03537325 | 08/11/1999 | Dissolved |
| BLIZZARD TELECOM LIMITED | 06092098 | 09/02/2007 | One Red Flag |
| BLIZZARD UTILITIES LIMITED | 05962917 | 11/10/2006 | Silver |
| BLIZZARD UTILITY TRUSTEES LIMITED | 12033231 | 05/06/2019 | Silver |
| BLIZZARD WHOLESALE LIMITED | 06987914 | 12/08/2009 | Silver |
| CIRCLE TELECOM LIMITED | 08377333 | 28/01/2013 | Dissolved |
| Datanet Marketing Services Ltd | 02823495 | 24/02/2000 | Dissolved |
| Eckohtec Ltd | 04208173 | 18/05/2001 | Dissolved |
| FRITHSDEN COPSE FRONTAGERS LIMITED | 00522049 | 27/07/2006 | Silver |
| Halfaction Ltd | 03203155 | 17/09/1997 | Dissolved |
| Halfaction Ltd | 03203155 | 17/09/1997 | Dissolved |
| IP MEDIA LIMITED | 06463823 | 04/01/2008 | Silver |
| IP MEDIA LIMITED | 06463823 | 04/01/2008 | Silver |
| ISLAND6 Ltd | 03882079 | 18/02/2000 | Dissolved |
| Intellibill Ltd | 04182507 | 28/07/2004 | Dissolved |
| Law 962 Ltd | 03540105 | 12/06/1998 | Dissolved |
| Law 962 Ltd | 03540105 | 12/06/1998 | Dissolved |
| NBS COLLECTIONS LIMITED | 06590446 | 12/05/2008 | Bronze |
| NETWORK BILLING SERVICES LIMITED | 04766125 | 10/05/2010 | Bronze |
| Oxalis Ltd | 03233160 | 13/03/2000 | Dissolved |
| Phonetime Services Ltd | 03420284 | 28/08/1997 | Dissolved |
| Phonetime Services Ltd | 03420284 | 28/08/1997 | Dissolved |
| SYNBIOTIX LIMITED | 11625486 | 16/10/2018 | Gold |
| SYNBIOTIX SOLUTIONS LIMITED | 06699866 | 17/09/2008 | Silver |
| Spectrum Telecoms for Business Ltd | 03446443 | 09/02/1998 | Dissolved |
| Symphony Telecom Systems Ltd | 03341545 | 23/05/1997 | Dissolved |
| Symphony Telecom Systems Ltd | 03341545 | 23/05/1997 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AVORTA LIMITED | 04111274 | 19/01/2004 | 20/09/2006 | Not Trading |
| BDR NETWORKS LIMITED | 02899279 | 09/12/1997 | 18/07/2006 | Dissolved |
| BLIZZARD UTILITY HOLDINGS LIMITED | 07851232 | 17/11/2011 | 15/07/2019 | Bronze |
| COMPASS COMMUNICATIONS TECHNICAL SERVICES LIMITED | 03241445 | 29/08/2000 | 18/07/2006 | Dissolved |
| COMPASS TELECOM LIMITED | 03469994 | 05/01/1998 | 18/07/2006 | Dissolved |
| Connection Makers Tv Ltd | 04208158 | 18/05/2001 | 20/09/2006 | Dissolved |
| ECKOH PLC | 03435822 | 02/02/1999 | 01/12/2006 | Gold |
| ECKOH PROJECTS LIMITED | 03271543 | 27/04/2000 | 23/07/2002 | Not Trading |
| ECKOH PROJECTS LIMITED | 03271543 | 27/04/2000 | 20/09/2006 | Not Trading |
| ECKOH TECHNOLOGIES LIMITED | 03352780 | 08/09/2000 | 20/09/2006 | Not Trading |
| ECKOH UK LIMITED | 02796531 | 14/08/1996 | 29/01/1999 | Bronze |
| ECKOH UK LIMITED | 02796531 | 14/08/1996 | 20/09/2006 | Bronze |
| ESSENTIAL NETWORK SOLUTIONS LIMITED | 03671417 | 05/07/1999 | 04/10/2000 | Dissolved |
| ESSENTIAL NETWORK SOLUTIONS LIMITED | 03671417 | 05/07/1999 | 18/07/2006 | Dissolved |
| FENFONES COMMUNICATIONS LIMITED | 01239992 | 29/02/2000 | 23/07/2002 | Dissolved |
| FENFONES COMMUNICATIONS LIMITED | 01239992 | 29/02/2000 | 18/07/2006 | Dissolved |
| Freecom.Net Ltd | 03668472 | 28/07/2004 | 29/07/2005 | Dissolved |
| G Telecommunications Ltd | 03418111 | 09/09/1997 | 18/07/2006 | Dissolved |
| GIACOM (DISTRIBUTION) LIMITED | 02114602 | 29/04/2005 | 18/07/2006 | Silver |
| INTELLIPLUS GROUP LIMITED | 03377249 | 24/09/2003 | 20/09/2006 | Not Trading |
| INTELLIPLUS LIMITED | 03567118 | 19/01/2004 | 20/09/2006 | Not Trading |
| IP INTEGRATION NETWORK SERVICES LIMITED | 05202251 | 10/08/2004 | 18/07/2006 | Dissolved |
| IP INTEGRATION NETWORK SERVICES LIMITED | 05202251 | 10/08/2004 | 18/07/2006 | Dissolved |
| MEDIUS NETWORKS LIMITED | 04157875 | 19/01/2004 | 20/09/2006 | Not Trading |
| NETWORK BILLING SERVICES LIMITED | 04766125 | 15/05/2003 | 18/07/2006 | Bronze |
| NETWORK BILLING SERVICES LIMITED | 04766125 | 15/05/2003 | 18/07/2006 | Bronze |
| NETWORK BUSINESS CALL LIMITED | 03495586 | 15/10/1999 | 18/07/2006 | Bronze |
| NETWORK BUSINESS CALL LIMITED | 03495586 | 15/10/1999 | 18/07/2006 | Bronze |
| NT INDEPENDENT NETWORKS LIMITED | 03492636 | 02/11/1998 | 18/07/2006 | Amber |
| NT INDEPENDENT NETWORKS LIMITED | 03492636 | 02/11/1998 | 18/07/2006 | Amber |
| OPEN-LINK TECHNOLOGY LIMITED | 05155987 | 25/02/2005 | 18/07/2006 | Dissolved |
| OPEN-LINK TECHNOLOGY LIMITED | 05155987 | 29/02/2012 | 28/02/2020 | Dissolved |
| One Point Comms Ltd | 04666754 | 25/01/2006 | 18/07/2006 | Dissolved |
| One Point Comms Ltd | 04666754 | 28/07/2004 | 18/07/2006 | Dissolved |
| PERPETUAL PROPERTIES LTD | 04734229 | 03/04/2006 | 20/02/2019 | Amber |
| PERPETUAL PROPERTIES LTD | 04734229 | 02/06/2003 | 20/02/2019 | Amber |
| REDSTONE TELECOM HOLDINGS LIMITED | 05405982 | 31/03/2005 | 18/07/2006 | Dissolved |
| REDSTONE TELECOMMUNICATIONS LIMITED | 03671458 | 07/01/1999 | 23/07/2002 | Dissolved |
| REDSTONE TELECOMMUNICATIONS LIMITED | 03671458 | 07/01/1999 | 18/07/2006 | Dissolved |
| RIVALS DIGITAL MEDIA LIMITED | 04284373 | 20/12/2001 | 24/12/2003 | Not Trading |
| Rainbow Voice Ltd | 05421844 | 25/04/2006 | 18/07/2006 | Dissolved |
| Rainbow Voice Ltd | 05421844 | 25/04/2006 | 18/07/2006 | Dissolved |
| SWWWOOSH LIMITED | 04251418 | 19/01/2004 | 20/09/2006 | Not Trading |
| SYMPHONY TELECOM LIMITED | 03252692 | 10/12/1996 | 23/07/2002 | Dissolved |
| SYMPHONY TELECOM LIMITED | 03252692 | 10/12/1996 | 18/07/2006 | Dissolved |
| SYSTEMATIC TELECOMS LIMITED | 02070755 | 04/10/2000 | 18/07/2006 | Dissolved |
| TELFORD PROJECTS LIMITED | 03900556 | 24/02/2000 | 20/09/2006 | Not Trading |
| UNITEL NETWORK SERVICES LIMITED | 03750542 | 09/11/1999 | 18/07/2006 | Silver |
| UNITEL NETWORK SERVICES LIMITED | 03750542 | 09/11/1999 | 18/07/2006 | Silver |