| Arthoouse Entertainment Limited | Private company limited by shares | Live |
| ARTHORN LIMITED | Private company limited by shares | Dissolved |
| ARTHORNE COMPANY LIMITED | Private company limited by shares | Dissolved |
| ARTHORS HONG KONG LIMITED | Private company limited by shares | Dissolved |
| Arthos Limited | | Live |
| ARTHOST ASIA LIMITED | Private company limited by shares | Dissolved |
| Arthouse Limited | Private company limited by shares | Live |
| ARTHOUSE HONG KONG LIMITED | Private company limited by shares | Dissolved |
| MAXFUN ARTHOUSE LIMITED | Private company limited by shares | Dissolved |
| ARTHQ LIMITED | Private company limited by shares | Live |
| ARTHQ DIGITAL LIMITED | Private company limited by shares | Live |
| ARTHQ EVENTS LIMITED | Private company limited by shares | Live |
| ARTHQ STRATEGY LIMITED | Private company limited by shares | Live |
| Arthrex Hong Kong Limited | Private company limited by shares | Live |
| ARTHRIVE INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| ArthroCare (Hong Kong) Limited | Private company limited by shares | Dissolved |
| GENERAL ARTHROSCOPY LIMITED | Private company limited by shares | Dissolved |
| Arthrosi (Hong Kong) Therapeutics Limited | | Live |
| ARTHUB LIMITED | Company limited by guarantee | Live |
| Arthumb Limited | Private company limited by shares | Live |
| K. ARTHUR & COMPANY LIMITED | Private company limited by shares | Dissolved |
| ARTHUR YEN COMPANY LIMITED | Private company limited by shares | Dissolved |
| ARTHUR E LIMITED | Private company limited by shares | Live |
| Arthur G&C HK Company Limited | Private company limited by shares | Live |
| ARTHUR IP LIMITED | Private company limited by shares | Live |
| ARTHUR L LIMITED | | Live |
| ARTHUR J STEWART INVESTMENT ADVISORS LIMITED | Private company limited by shares | Dissolved |
| ARTHUR ALVIN CO. LIMITED | Private company limited by shares | Dissolved |
| ARTHUR ANDERSEN & COMPANY LIMITED | Private company limited by shares | Live |
| ARTHUR ANDERSEN BUSINESS CONSULTING LIMITED | Private company limited by shares | Dissolved |
| ARTHUR CHAN & ASSOCIATES LIMITED | Private company limited by shares | Dissolved |
| ARTHUR HUANG & ASSOCIATES LIMITED | Private company limited by shares | Dissolved |
| ARTHUR YUNG AND ASSOCIATES COMPANY LIMITED | Private company limited by shares | Live |
| ARTHUR BARDOE LIMITED | Private company limited by shares | Dissolved |
| ARTHUR BREITER LIMITED | Private company limited by shares | Live |
| ARTHUR J STEWART CAPITAL LIMITED | Private company limited by shares | Dissolved |
| ALICE ARTHUR (FRANCE) CO., LIMITED | Private company limited by shares | Dissolved |
| DALIAN ARTHUR GARNITURE CO., LIMITED | Private company limited by shares | Dissolved |
| ARTHUR KAHN EAST LIMITED | Private company limited by shares | Dissolved |
| ARTHUR ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| ARTHUR J. GALLAGHER ASIA LIMITED | Private company limited by shares | Dissolved |
| ARTHUR GORDON LIMITED | Private company limited by shares | Live |
| ARTHUR E GROUP LIMITED | Private company limited by shares | Live |
| ARTHUR GROUP LIMITED | Private company limited by shares | Live |
| Arthur Morgan Group Limited | | Live |
| ARTHUR HARDS LIMITED | Private company limited by shares | Dissolved |
| Arthur Healthcare company Limited | Private company limited by shares | Live |
| ARTHUR HUANG LIMITED | | Live |
| ARTHUR INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| ARTHUR ENTERPRISE COMPANY, (HONG KONG) LIMITED | Private company limited by shares | Live |
| ARTHUR REIF HONG KONG LIMITED | Private company limited by shares | Dissolved |
| ARTHUR LEUNG LIMITED | Private company limited by shares | Dissolved |
| ARTHUR ANDERSON ASSET MANAGEMENT LIMITED | Private company limited by shares | Dissolved |
| ARTHUR PLASTIC MANUFACTURING FACTORY LIMITED | Private company limited by shares | Dissolved |
| Arthur Chung Medical Company Limited | Private company limited by shares | Live |
| KENNEDY, ARTHUR & HAYWOOD FINANCIAL PLANNING LIMITED | Private company limited by shares | Dissolved |
| PORT ARTHUR LIMITED | Private company limited by shares | Live |
| Arthur Product Limited | Private company limited by shares | Live |
| ARTHUR ROBINSON & HEDDERWICKS LIMITED | Private company limited by shares | Dissolved |
| Arthur Scott Limited | Private company limited by shares | Live |
| ARTHUR SWIMMING POOL SERVICE COMPANY LIMITED | Private company limited by shares | Live |
| SOPHIA & ARTHUR COMPANY LIMITED | Private company limited by shares | Live |
| Arthur Street Limited | | Live |
| ARTHUR TECHNOLOGY LIMITED | Private company limited by shares | Live |
| ARTHUR TEXTILES COMPANY LIMITED | Private company limited by shares | Live |
| ARTHUR TRADING COMPANY LIMITED | Private company limited by shares | Live |
| GRANT & ARTHUR TRADING LIMITED | Private company limited by shares | Live |
| ARTHUR WILLIAMSON (U.K.) LIMITED | Private company limited by shares | Dissolved |
| ARTHUR WISE COMPANY LIMITED | Private company limited by shares | Dissolved |
| ARTHUR YOUNG CAPITAL RESOURCES LIMITED | Private company limited by shares | Dissolved |
| ARTHUR&CHELSEA HK LIMITED | Private company limited by shares | Live |
| ARTHURLEE CAPITAL LIMITED | Private company limited by shares | Live |
| ARTHUR'S COMPANY LIMITED | Private company limited by shares | Dissolved |
| ARTHUR'S DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| Arthur's Education Company Limited | Private company limited by shares | Live |
| ARTHUR'S LUXURY (HONG KONG) LIMITED | Private company limited by shares | Live |
| ARTHUR'S CELLAR INTERNATIONAL (ASIA) LIMITED | Private company limited by shares | Live |
| ARTHUR'S KITCHEN LIMITED | Private company limited by shares | Dissolved |
| ARTHURSON LIMITED | Private company limited by shares | Live |
| ARTHURSTUDIO GROUP LIMITED | Private company limited by shares | Live |
| ARTI LIMITED | Private company limited by shares | Dissolved |
| arti co. Limited | Private company limited by shares | Live |
| ARTI PRODUCTS CO., LIMITED | Private company limited by shares | Live |
| ARTI DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| ARTI DOMA LIMITED | Private company limited by shares | Live |
| BELLA ARTI (HK) LIMITED | Private company limited by shares | Live |
| ARTI INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| ARTI INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| ARTI INTERNATIONAL TRADING CO., LIMITED | Private company limited by shares | Live |
| Arti Jewelry Company Limited | Private company limited by shares | Live |
| ARTI MONDO TRADING LIMITED | Private company limited by shares | Dissolved |
| ARTI SKY PRODUCTION LIMITED | Private company limited by shares | Live |
| Arti Studio Limited | Private company limited by shares | Live |
| HK Artia Fusion Limited | | Live |
| Artiant Limited | Private company limited by shares | Live |
| ARTIART LIMITED | Private company limited by shares | Live |
| ARTIAS LIMITED | Private company limited by shares | Live |
| ARTIBOLD LIMITED | Private company limited by shares | Dissolved |
| Artibox Co., Limited | | Live |
| SET ARTIC LIMITED | Private company limited by shares | Dissolved |