| COMPUTEC SIGNALS LIMITED | Private company limited by shares | Live |
| Deep Signals Limited | Private company limited by shares | Live |
| Eleven Signals Technology Limited | Private company limited by shares | Live |
| 21 SIGNALS INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SAKSHAM TRANSPORT SIGNALS PRIVATE LIMITED | Private company limited by shares | Live |
| SHARP SIGNALS ASSET MANAGEMENT CO., LIMITED | Private company limited by shares | Live |
| Signals Technologies Limited | | Live |
| TRITRONIC SIGNALS LIMITED | Private company limited by shares | Live |
| ULTIMATE SIGNALS LIMITED | Private company limited by shares | Dissolved |
| WINNING SIGNALS LIMITED | Private company limited by shares | Dissolved |
| Signal.Sourcing Limited | Private company limited by shares | Live |