| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Celldata Ltd | 01906153 | 04/05/2001 | Dissolved |
| Cellroute Limited | 01906154 | 04/05/2001 | Dissolved |
| Cellstore Limited | 01906155 | 04/05/2001 | Dissolved |
| Cellwest Ltd | 01824149 | 04/05/2001 | Dissolved |
| MMO2 International Ltd | 04278129 | 20/05/2002 | Dissolved |
| OXY2 Communications Ltd | 04251212 | 20/05/2002 | Dissolved |
| OXY2 Ltd | 04251198 | 20/05/2002 | Dissolved |
| Oxy Communications Ltd | 04251219 | 20/05/2002 | Dissolved |
| Oxytel Ltd | 04254093 | 20/05/2002 | Dissolved |
| Vio Uk Ltd | 04009958 | 01/05/2001 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AIRWAVE SOLUTIONS LIMITED | 03985643 | 06/09/2001 | 20/09/2001 | One Red Flag |
| BARTON DISTILLING (SCOTLAND) LIMITED | SC018706 | 22/06/1994 | 31/12/1995 | Dissolved |
| BT GROUP PLC | 04190816 | 30/03/2001 | 10/09/2001 | Bronze |
| Bt Cellnet Ltd | 04196992 | 29/11/2001 | 31/07/2003 | Dissolved |
| CALL CONNECTIONS LIMITED | 02712995 | 04/05/2001 | 31/07/2003 | Dissolved |
| CAMERON WILLIAMS LIMITED | SC158353 | 27/05/1998 | 28/04/1999 | Dissolved |
| CELLPHONES DIRECT (INVESTMENTS) LIMITED | 03066790 | 04/05/2001 | 31/07/2003 | Dissolved |
| CELLPHONES DIRECT LIMITED | 02995222 | 04/05/2001 | 31/07/2003 | Dissolved |
| CELLULAR RADIO LIMITED | 01612599 | 18/02/2002 | 31/07/2003 | Amber |
| Cellphones Direct (Holdings) Ltd | 03065866 | 04/05/2001 | 31/07/2003 | Dissolved |
| DE MANDEVILLE GATE MANAGEMENT LIMITED | 02761650 | 06/07/1994 | 21/07/1994 | Not Trading |
| DORMANT13 LIMITED | 02644246 | 15/05/1998 | 28/04/1999 | Dissolved |
| DX COMMUNICATIONS (EDINBURGH) LIMITED | SC144905 | 04/05/2001 | 31/07/2003 | Dissolved |
| DX COMMUNICATIONS LIMITED | SC133682 | 04/05/2001 | 31/07/2003 | Amber |
| Dormant 05 Ltd | 03010185 | 15/05/1998 | 28/04/1999 | Dissolved |
| FT KNOWLEDGE HOLDINGS LIMITED | 03022333 | 27/05/1998 | 28/04/1999 | Dissolved |
| GENIE INTERNET LIMITED | 04330446 | 28/11/2001 | 31/07/2003 | Dissolved |
| GIFFGAFF LIMITED | 04196996 | 20/05/2002 | 31/07/2003 | Gold |
| LUMINA HOLDINGS LIMITED | 02667014 | 04/05/2001 | 31/07/2003 | Dissolved |
| MMO2 Holdings Ltd | 04273336 | 20/05/2002 | 31/07/2003 | Dissolved |
| MOVISTAR LIMITED | 04101371 | 11/09/2001 | 31/07/2003 | Dissolved |
| MOVISTAR LIMITED | 04101371 | 11/09/2001 | 31/07/2003 | Dissolved |
| NEWGATE STREET SECRETARIES LIMITED | 02604359 | 28/02/2000 | 16/11/2001 | Not Trading |
| O2 (EUROPE) LIMITED | 04247143 | 06/07/2001 | 31/07/2003 | Silver |
| O2 (ONLINE) LIMITED | 01906156 | 08/11/2001 | 31/07/2003 | Dissolved |
| O2 (UK) LIMITED | 02012647 | 04/05/2001 | 31/07/2003 | Not Trading |
| O2 COMMUNICATIONS LIMITED | 04271548 | 11/09/2001 | 31/07/2003 | Amber |
| O2 CREDIT VOUCHERS LIMITED | 04273243 | 20/05/2002 | 31/07/2003 | Dissolved |
| O2 INTERNATIONAL HOLDINGS LIMITED | 04247157 | 06/07/2001 | 31/07/2003 | Dissolved |
| O2 LIMITED | 04330445 | 28/11/2001 | 31/07/2003 | Dissolved |
| O2 REDWOOD LIMITED | 02383186 | 04/05/2001 | 31/07/2003 | Amber |
| O2 SOLUTIONS LIMITED | 01814089 | 04/05/2001 | 31/07/2003 | Dissolved |
| O2 TRANSACTIONS LIMITED | 02713001 | 04/05/2001 | 31/07/2003 | Dissolved |
| PEARSON INTERNATIONAL FINANCE LIMITED | 02496206 | 15/09/1998 | 28/04/1999 | Silver |
| PENGUIN TELEVISION LIMITED | 03029140 | 27/05/1998 | 28/04/1999 | Dissolved |
| TELEFONICA GLOBAL RESOURCES LIMITED | 02664011 | 04/05/2001 | 31/07/2003 | Dissolved |
| TELEFONICA O2 UK LIMITED | 04330394 | 28/11/2001 | 31/07/2003 | Not Trading |
| TELEFONICA UK HOLDINGS LIMITED | 03722259 | 04/05/2001 | 31/07/2003 | Not Trading |
| TESTCHANGE LIMITED | 02496240 | 15/09/1998 | 28/04/1999 | Dissolved |
| THE MOBILE PHONE STORE LIMITED | 02837875 | 28/03/2003 | 31/07/2003 | Amber |
| Telecom Securicor Cellular Radio Ltd | 01906157 | 04/05/2001 | 31/07/2003 | Dissolved |
| VMED O2 SECRETARIES LIMITED | 04272689 | 17/08/2001 | 31/07/2003 | Amber |