| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| T-MOBILE NO.1 LIMITED | 03815547 | 30/09/2004 | Insolvent |
| T-MOBILE NO.5 LIMITED | 02236984 | 30/09/2004 | Insolvent |
| T-Mobile No.2 Ltd | 02349505 | 30/09/2004 | Dissolved |
| T-Mobile No.4 Ltd | 03722054 | 30/09/2004 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| DEUTSCHE TELEKOM (UK) LIMITED | 03951860 | 10/07/2007 | 01/04/2010 | Gold |
| EE (GROUP) LIMITED | 02439104 | 28/05/2010 | 01/08/2017 | Not Trading |
| EE LIMITED | 02382161 | 30/09/2004 | 24/07/2017 | Gold |
| EE PENSION TRUSTEE LIMITED | 03911403 | 30/09/2004 | 13/07/2006 | Not Trading |
| EVERYTHING EVERYWHERE LIMITED | 08263590 | 22/10/2012 | 01/08/2017 | Dissolved |
| ONE 2 ONE LIMITED | 02795626 | 30/09/2004 | 15/03/2011 | Dissolved |
| ONE 2 ONE PERSONAL COMMUNICATIONS LIMITED | 04312532 | 30/09/2004 | 15/03/2011 | Not Trading |
| ORANGE HOME UK LIMITED | 03014367 | 28/05/2010 | 01/08/2017 | Not Trading |
| ORANGE PERSONAL COMMUNICATIONS SERVICES LIMITED | 02178917 | 28/05/2010 | 01/08/2017 | Not Trading |
| T-MOBILE (UK) LIMITED | 04502436 | 30/09/2004 | 15/03/2011 | Not Trading |
| T-MOBILE (UK) RETAIL LIMITED | 02757677 | 30/09/2004 | 15/03/2011 | Not Trading |
| T-MOBILE HOLDINGS LIMITED | 03836708 | 30/09/2004 | 19/09/2010 | Gold |
| T-MOBILE HOLDINGS LIMITED | 03836708 | 01/02/2008 | 01/07/2010 | Gold |
| T-MOBILE INTERNATIONAL LIMITED | 04312785 | 30/09/2004 | 15/03/2011 | Not Trading |
| T-MOBILE LIMITED | 04347402 | 30/09/2004 | 15/03/2011 | Not Trading |