| Antarct Limited | | Live |
| ANTARCTIC COMMITTEE COMPANY LIMITED | Private company limited by shares | Live |
| ANTARCTIC CONSTRUCTION LIMITED | Private company limited by shares | Live |
| ANTARCTIC INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| ANTARCTIC SEAL SHIPPING COMPANY LIMITED | Private company limited by shares | Dissolved |
| Antarctic Technology Reserve Limited | Private company limited by shares | Live |
| ANTARCTICA COMPANY LIMITED | Private company limited by shares | Dissolved |
| Antarctica Asset Management (Asia) Limited | Private company limited by shares | Live |
| ANTARCTIC-OCEAN CO., LIMITED | Private company limited by shares | Live |