| SERPA LIMITED | Private company limited by shares | Dissolved |
| SERPENS LIMITED | Private company limited by shares | Live |
| Serpens Limited | | Live |
| Serpens Property Holding Company Limited | Private company limited by shares | Live |
| Serpens Technology Limited | Private company limited by shares | Live |
| SERPENT LIMITED | Private company limited by shares | Live |
| AU SERPENT HK LIMITED | | Live |
| SERPHITECH LIMITED | Private company limited by shares | Live |
| SerPro Accountancy Limited | Private company limited by shares | Live |
| SERPTEX LIMITED | Private company limited by shares | Dissolved |
| SERPZILLA LIMITED | Private company limited by shares | Live |