| TOPFLIGHT ASIA LIMITED | Private company limited by shares | Live |
| TOP-FLIGHT INVESTMENTS CO., LIMITED | Private company limited by shares | Live |
| TOPFLIGHT CONSTRUCTION ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| TOPFLIGHT ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| TOP-FLIGHT ENTERPRISES LIMITED | Private company limited by shares | Live |
| TOP-FLIGHT ENTERPRISES LIMITED | Private company limited by shares | Live |
| TOP-FLIGHT INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Live |
| Topflight Management Limited | Private company limited by shares | Dissolved |