| AdduXi Asia Limited | Private company limited by shares | Live |
| ADDVAL LIMITED | Private company limited by shares | Dissolved |
| ADDVALUE LIMITED | Private company limited by shares | Dissolved |
| HONG KONG ADD-VALUE TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| Addvalue Global Limited | Private company limited by shares | Live |
| ADDVALUE HOLDINGS LIMITED | Private company limited by shares | Live |
| Addvalue Industries Limited | | Live |
| ADD-VALUE PRINTING AND PAPER COMPANY LIMITED | Private company limited by shares | Dissolved |
| ADD-VALUES LIMITED | Private company limited by shares | Live |
| ADD-VALUES TECHNOLOGY LIMITED | | Live |
| ADDVANTAGE EDUCATION LIMITED | Private company limited by shares | Live |
| ADDVANTECH LIMITED | Private company limited by shares | Live |
| ADDVENIO SOLUTIONS LIMITED | Private company limited by shares | Dissolved |
| ADDW (HK) Limited | Private company limited by shares | Live |
| ADDWAY COMPANY LIMITED | Private company limited by shares | Dissolved |
| ADDWAY LIMITED | Private company limited by shares | Dissolved |
| ADDWAY CORPORATION LIMITED | Private company limited by shares | Live |
| ADDWAY DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| ADDWAY ENGINEERING LIMITED | Private company limited by shares | Live |
| ADDWAY HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| ADDWAY INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| ADDWAY International Company Limited | Private company limited by shares | Live |
| Addway International Investment Company Limited | | Live |
| ADDWAY INTERNATIONAL TRADING CO., LIMITED | Private company limited by shares | Live |
| ADDWEALTH LIMITED | Private company limited by shares | Dissolved |
| ADD-WELL LIMITED | Private company limited by shares | Live |
| Addweup Limited | Private company limited by shares | Live |
| ADDWICK DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| ADDWII CAPITAL (HK) LIMITED | Private company limited by shares | Live |
| ADDWII INDUSTRY (HK) LIMITED | Private company limited by shares | Live |
| ADDWII TECHNOLOGY (HK) LIMITED | Private company limited by shares | Live |
| ADDWIN LIMITED | Private company limited by shares | Live |
| ADDWISE LIMITED | Private company limited by shares | Dissolved |
| ADDWOOD LIMITED | Private company limited by shares | Live |
| ADDWORTH LIMITED | Private company limited by shares | Dissolved |
| ADDY COMPANY LIMITED | Private company limited by shares | Dissolved |
| ADDY J LIMITED | Private company limited by shares | Dissolved |
| ADDYS CO., LIMITED | | Live |
| ADDY'S FUND GROUP COMPANY LIMITED | Private company limited by shares | Dissolved |
| HONGKONG ADDZERO TRADING LIMITED | | Live |
| ADDZEST CO., LIMITED | | Live |