| SEASTAFF INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| Seastainable Limited | Private company limited by shares | Live |
| SEASTAR ERA LIMITED | Private company limited by shares | Live |
| SEASTAR WAY LIMITED | Private company limited by shares | Live |
| Shenzhen Sea-Stars Electronics Co., Limited | Private company limited by shares | Live |
| SEASTARS INTERNATIONAL CO., LIMITED | Private company limited by shares | Dissolved |
| SEASTARS WORLDWIDE LIMITED | Private company limited by shares | Live |
| SEASTASIA INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| Hong Kong Seastate Trading Company Limited | Private company limited by shares | Live |
| SEASTATE INVESTMENT LIMITED | Private company limited by shares | Live |
| SEASTEC (CHINA) LIMITED | Private company limited by shares | Live |
| SEASTEP TRADING LIMITED | Private company limited by shares | Live |
| SEASTONE ASIA LIMITED | Private company limited by shares | Dissolved |
| Seastone Solutions Limited | | Live |
| SEASTRAND LIMITED | Private company limited by shares | Live |