| CONTROLLER LIMITED | Private company limited by shares | Live |
| SMS Controller Limited | Private company limited by shares | Dissolved |
| Go Go Controller Limited | Private company limited by shares | Live |
| FORTUNE CONTROLLER LIMITED | Private company limited by shares | Live |
| SUPERMAN CONTROLLER LIMITED | Private company limited by shares | Live |
| Time Controller Limited | | Live |
| BOSS CONTROLLER U.K. LIMITED | Private company limited by shares | Dissolved |
| ASIA CONTROLLERS LIMITED | Private company limited by shares | Live |
| Aldridge Traffic Controllers (Hong Kong) Limited | Private company limited by shares | Dissolved |
| PERTHSHIRE CONTROLLERS LIMITED | Private company limited by shares | Live Commenced dormancy on 15-Sep-2014 |