| SENCA LIMITED | Private company limited by shares | Live |
| HANG SENCA LIMITED | Private company limited by shares | Live |
| HANG SENCA ENTERPRISES LIMITED | Private company limited by shares | Live |
| HANG SENCA INVESTMENT LIMITED | Private company limited by shares | Live |
| SENCA INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SENCA PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| SENCA TRADING LIMITED | Private company limited by shares | Dissolved |
| SENCA TRADING LIMITED | Private company limited by shares | Dissolved |
| SENCARE COMPANY LIMITED | Private company limited by shares | Live |
| SENCAS LIMITED | Private company limited by shares | Live |