| Thunders Biotech Limited | Private company limited by shares | Live |
| Thunder's Management Consultation Limited | Private company limited by shares | Live |
| Thundersoft HK Co., Limited | Private company limited by shares | Live |
| THUNDERSTARS LIMITED | Private company limited by shares | Dissolved |
| Thunderstone Global Investment Management Limited | Private company limited by shares | Live |
| Thunderstone Technology Limited | Private company limited by shares | Live |
| Thunderstorm Company Limited | | Live |
| Thunderstruck Limited | Private company limited by shares | Dissolved |