| ANTAEUS COMPANY LIMITED | Private company limited by shares | Live |
| ANTAEUS CHEMICALS LIMITED | Private company limited by shares | Live |
| ANTAEUS GROUP COMPANY LIMITED | Private company limited by shares | Dissolved |
| ANTAEUS MEDICAL (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| ANTAEUS RESOURCES LIMITED | Private company limited by shares | Dissolved |
| Antaeus Technology Limited | | Live |
| Antaeus Technology & Industry Company Limited | Private company limited by shares | Dissolved |
| ANTAEUS TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |