| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| AFL SERVICES EUROPE LTD | 02921869 | 31/05/2011 | Dissolved |
| ALTA COMMUNICATIONS (UK) LIMITED | 04836489 | 18/07/2013 | Dissolved |
| TCC (CIVILS) LIMITED | 03303531 | 31/05/2011 | Dissolved |
| TCC DATA SERVICES LTD | 06601487 | 31/05/2011 | Dissolved |
| TCC METERING SERVICES LTD | 06860159 | 31/05/2011 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AFL TELECOMMUNICATIONS HOLDINGS UK LIMITED | 05985358 | 30/09/2013 | 01/08/2017 | Gold |
| AFL TELECOMMUNICATIONS UK LIMITED | 02734823 | 01/01/2016 | 01/08/2017 | Bronze |
| OPTRON HOLDING LIMITED | 02725981 | 01/01/2016 | 10/02/2020 | Dissolved |
| TRATOS CAVI UK LTD. | 03971894 | 13/04/2000 | 01/12/2019 | One Red Flag |