| AQUARIUS LIMITED | Private company limited by shares | Dissolved |
| AQUARIUS LIMITED | Private company limited by shares | Live |
| AGE OF AQUARIUS LIMITED | Private company limited by shares | Live |
| GAS AQUARIUS LIMITED | Private company limited by shares | Live |
| Aquarius Lab Limited | Private company limited by shares | Live |
| AQUARIUS LIMITED | Private company limited by shares | Live |
| AQUARIUS HK LIMITED | Private company limited by shares | Live |
| ARIES AND AQUARIUS LIMITED | Private company limited by shares | Live |
| AQUARIUS ASSET INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| AQUARIUS CAPITAL LIMITED | Private company limited by shares | Dissolved |
| AQUARIUS CHINA LIMITED | Private company limited by shares | Dissolved |
| AQUARIUS ASIA PACIFIC CO., LIMITED | Private company limited by shares | Dissolved |
| Aquarius Shipping Co., Limited | Private company limited by shares | Live |
| Aquarius System Computer Limited | Private company limited by shares | Live |
| CONNECTIVE AQUARIUS LIMITED | Private company limited by shares | Live |
| Delta Aquarius Company Limited | | Live |
| AQUARIUS GROUP LIMITED | Private company limited by shares | Dissolved |
| AQUARIUS HOLDING LIMITED | Private company limited by shares | Dissolved |
| LB AQUARIUS HOLDING LIMITED | Private company limited by shares | Live |
| AQUARIUS INVESTMENT LIMITED | Private company limited by shares | Live |
| AQUARIUS INVESTMENTS LIMITED | Private company limited by shares | Live |
| AQUARIUS INVESTMENTS VIETNAM LIMITED | Private company limited by shares | Dissolved |
| MY JEWELRY (AQUARIUS) LIMITED | Private company limited by shares | Dissolved |
| AQUARIUS PACIFIC LIMITED | Private company limited by shares | Live |
| PACIFIC AQUARIUS LIMITED | Private company limited by shares | Live |
| AQUARIUS' PILGRIM LIMITED | Private company limited by shares | Dissolved |
| AQUARIUS PROJECTS LIMITED | Private company limited by shares | Dissolved |
| Aquarius Secretaries Limited | Private company limited by shares | Live |
| AQUARIUS LNG SHIPPING LIMITED | Private company limited by shares | Live |
| Aquarius Technology Limited | | Live |
| AQUARIUS TRADING LIMITED | Private company limited by shares | Live |
| U.S. AQUARIUS LIMITED | Private company limited by shares | Dissolved |
| Aquarius Venture HK Limited | | Live |
| AQUARIUS WINTER COMPANY LIMITED | Private company limited by shares | Live |