| AMEC ENGINEERING LIMITED | Private company limited by shares | Live |
| AMEC HONG KONG LIMITED | Private company limited by shares | Live |
| AMEC INDUSTRIAL BUSINESS AND TRADE CO., LIMITED | Private company limited by shares | Live |
| AMEC ASIA PACIFIC LIMITED | Private company limited by shares | Live |
| AMEC TECHNOID LIMITED | Private company limited by shares | Live |
| AMECAN CONSULTANCY LIMITED | Private company limited by shares | Dissolved |
| AMECAN INVESTMENT (INTERNATIONAL ENTERPRISES) LIMITED | Private company limited by shares | Dissolved |
| AMECAN INVESTMENT (H.K) LIMITED | Private company limited by shares | Dissolved |
| AMECHI INDUSTRIAL TECHNOLOGIES, LIMITED | Private company limited by shares | Dissolved |
| AMECHING COMPANY LIMITED | Private company limited by shares | Live |
| AMECO LIMITED | Private company limited by shares | Dissolved |
| AMECO ENTERPRISE CO., LIMITED | Private company limited by shares | Live |
| AMECO INTERNATIONAL GROUP (CHINA) COMPRESSOR CO., LIMITED | Private company limited by shares | Live |
| AMECO TECHNOLOGIES (HONGKONG) LIMITED | Private company limited by shares | Live |
| AMECO INTERNATIONAL DEVELOPMENT LIMITED | Private company limited by shares | Live |
| Ameco Trading Limited | Private company limited by shares | Live |
| AMECUA (HONG KONG) LIMITED | Private company limited by shares | Dissolved |