| QUENT TECH LIMITED | Private company limited by shares | Live |
| QUENTARL ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| QUENTEX ELECTRONICS LIMITED | Private company limited by shares | Dissolved |
| ST. QUENTIN LIMITED | Private company limited by shares | Dissolved |
| QUENTIN LIMITED | Private company limited by shares | Live |
| Cuthbert & Quentin Limited | Private company limited by shares | Live |
| QUENTIN DEVELOPMENTS LIMITED | Private company limited by shares | Dissolved |
| Erica & Quentin Limited | | Live |
| QUENTIN INVESTMENT LIMITED | Private company limited by shares | Live |
| Quento Company Limited | Private company limited by shares | Live |
| SIN QUENTO INT HK LIMITED | Private company limited by shares | Live |
| Quentom Limited | Private company limited by shares | Live |
| Quentom Global Limited | Private company limited by shares | Dissolved |
| Quenton Limited | Private company limited by shares | Dissolved |
| Quentvine Limited | Private company limited by shares | Live |