| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| 4COM CUSTOMER SERVICES LTD | 03601393 | 02/12/1998 | Insolvent |
| 4COM ENERGY LIMITED | 08652444 | 15/08/2013 | Dissolved |
| 4COM LEASING LIMITED | 07795494 | 03/10/2011 | Dissolved |
| 4COM MEDIA LIMITED | 09051351 | 22/05/2014 | Dissolved |
| 4COM TECHNOLOGIES LIMITED | 06472837 | 15/01/2008 | Bronze |
| 4COM TECHNOLOGY LIMITED | 09676723 | 10/03/2016 | Dissolved |
| 4COM UNITY LIMITED | 08589515 | 28/06/2013 | Dissolved |
| BELIEVE IT COMMUNICATIONS LIMITED | 08779818 | 18/11/2013 | Dissolved |
| CAMPFIRE COMMUNICATIONS LIMITED | 09090993 | 18/06/2014 | Dissolved |
| EASTERN TELEPHONES LIMITED | 05207395 | 04/11/2022 | Insolvent |
| HARVEY COMMUNICATIONS LIMITED | 04239807 | 23/06/2006 | Dissolved |
| HI COMMUNICATION SYSTEMS LIMITED | 05135910 | 24/05/2004 | Dissolved |
| MIDSHIRE BUSINESS SYSTEMS (COMMUNICATIONS) LIMITED | 04351890 | 16/05/2022 | Insolvent |
| MINT BUSINESS COMMUNICATIONS LIMITED | 06474128 | 15/01/2008 | Dissolved |
| ONE PRICE BUSINESS SYSTEMS LIMITED | 08380775 | 29/01/2013 | Dissolved |
| RIPPLE COMMS LIMITED | 06472903 | 15/01/2008 | Dissolved |
| RUBIX BUSINESS SYSTEMS LIMITED | 10549233 | 05/01/2017 | Dissolved |
| RUBIX COMMUNICATIONS LIMITED | 08438576 | 11/03/2013 | Dissolved |
| SEEING IS BELIEVING LIMITED | 08757908 | 01/11/2013 | Dissolved |
| THE TELECOMS RESEARCH ORGANISATION LIMITED | 05135907 | 24/05/2004 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| 4COM CAPITAL LIMITED | 06472878 | 15/01/2008 | 23/09/2024 | Amber |
| 4COM GROUP LIMITED | 10844874 | 30/06/2017 | 23/09/2024 | Bronze |
| 4COM NETWORK SERVICES LIMITED | 06472696 | 15/01/2008 | 23/09/2024 | Amber |
| HIHI LTD | 07590894 | 13/09/2011 | 23/09/2024 | Bronze |
| PIONEER BUSINESS SYSTEMS LIMITED | 08380630 | 29/01/2013 | 23/09/2024 | Amber |