| Name | Company Number | Date Appointed | Rating |
|---|
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AIRWAVE SOLUTIONS LIMITED | 03985643 | 31/10/2006 | 20/04/2007 | One Red Flag |
| CALL CONNECTIONS LIMITED | 02712995 | 31/10/2006 | 29/12/2008 | Dissolved |
| GENIE INTERNET LIMITED | 04330446 | 14/05/2008 | 29/12/2008 | Dissolved |
| LINK FS LIMITED | 03357545 | 31/10/2006 | 29/12/2008 | Dissolved |
| MMO2 LIMITED | 04190833 | 13/04/2007 | 29/12/2008 | Not Trading |
| MOVISTAR LIMITED | 04101371 | 16/11/2006 | 29/12/2008 | Dissolved |
| O2 (EUROPE) LIMITED | 04247143 | 22/11/2007 | 29/12/2008 | Silver |
| O2 CEDAR LIMITED | 04678681 | 31/10/2006 | 29/12/2008 | Gold |
| O2 COMMUNICATIONS LIMITED | 04271548 | 14/05/2008 | 29/12/2008 | Amber |
| O2 HOLDINGS LIMITED | 02604354 | 31/10/2006 | 29/12/2008 | Bronze |
| O2 MOBILES LIMITED | 02604355 | 31/10/2006 | 29/12/2008 | Dissolved |
| O2 NETWORKS LIMITED | 02604351 | 31/10/2006 | 29/12/2008 | Gold |
| O2 PINE LIMITED | 06281240 | 15/06/2007 | 29/12/2008 | Not Trading |
| O2 SOLUTIONS LIMITED | 01814089 | 31/10/2006 | 29/12/2008 | Dissolved |
| O2 THIRD GENERATION | 03900219 | 31/10/2006 | 29/12/2008 | Dissolved |
| O2 TRANSACTIONS LIMITED | 02713001 | 31/10/2006 | 29/12/2008 | Dissolved |
| O2 WILLOW LIMITED | 06281241 | 15/06/2007 | 29/12/2008 | Not Trading |
| PACIFIC SHELF 873 LIMITED | SC198346 | 31/10/2006 | 29/12/2008 | Dissolved |
| SKY HOME COMMUNICATIONS LIMITED | 05262862 | 14/05/2008 | 29/12/2008 | Not Trading |
| TELEFONICA O2 HOLDINGS LIMITED | 05310128 | 12/03/2007 | 29/12/2008 | Silver |
| TELEFONICA UK LIMITED | 01743099 | 31/10/2006 | 29/12/2008 | Gold |
| THE LINK STORES LIMITED | 03317483 | 31/10/2006 | 29/12/2008 | Not Trading |