| MASKGO COMPANY LIMITED | | Live |
| MASKI LIMITED | Private company limited by shares | Dissolved |
| MaSkin Limited | | Live |
| Maskology Limited | Private company limited by shares | Live |
| MaskOn Limited | Private company limited by shares | Live |
| MASKSTORY COMPANY LIMITED | Private company limited by shares | Live |
| MASKTECH ASIA LIMITED | Private company limited by shares | Live |
| MASKU JEWELLERY COMPANY LIMITED | Private company limited by shares | Dissolved |
| MASKY COMPANY LIMITED | Private company limited by shares | Dissolved |
| MASL COMPANY LIMITED | Private company limited by shares | Live |
| Masl Trading Limited | | Live |
| Masla Limited | | Live |
| MASLA CONNECTING LIMITED | | Live |
| MASLINE INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| MASLINIA LIMITED | Private company limited by shares | Dissolved |
| MASLOR LIMITED | Private company limited by shares | Dissolved |
| MASLOR-FUNG LIMITED | Private company limited by shares | Dissolved |
| MASLOV LIMITED | | Live |
| Maslt Automation Limited | Private company limited by shares | Live |
| Italy Masmo Mechanical Equipment Co., Limited | Private company limited by shares | Live |
| MASMOVIL HK LIMITED | Private company limited by shares | Live |
| Masnadu Tim Limited | | Live |
| MASO ASIA LIMITED | Private company limited by shares | Live |
| MASO JEWELRY CO., LIMITED | Private company limited by shares | Dissolved |
| ORIENT BEST MASO CO., LIMITED | Private company limited by shares | Live |
| MASO TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| MASO TRADING CO., LIMITED | Private company limited by shares | Dissolved |
| MASO TRADING CO., LIMITED | Private company limited by shares | Live |
| MASO GLOBAL LIMITED | Private company limited by shares | Live |
| DAL MASO GROUP HONG KONG LIMITED | Private company limited by shares | Live |
| HONGKONG MASO INTERNATIONAL (GROUP) CO., LIMITED | Private company limited by shares | Dissolved |
| MASO TRADING INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| MASO CAPITAL MANAGEMENT LIMITED | Private company limited by shares | Live |
| MASO Mechanics Limited | Private company limited by shares | Dissolved |
| Maso Capital Partners Limited | Private company limited by shares | Live |
| MASOCOO INC LIMITED | Private company limited by shares | Live |
| MASON S. & E. COMPANY LIMITED | Private company limited by shares | Dissolved |
| SUM KEE MASON LIMITED | Private company limited by shares | Dissolved |
| MASON LIMITED | Private company limited by shares | Dissolved |
| MASON LIMITED | Private company limited by shares | Dissolved |
| MASON LIMITED | Private company limited by shares | Dissolved |
| MASON LIMITED | Private company limited by shares | Live |
| HK MASON LIMITED | Private company limited by shares | Live |
| MASON LI LIMITED | Private company limited by shares | Live |
| Jo & Mason Limited | | Live |
| PET MASON LIMITED | | Live |
| LEGG MASON ALFA CCI CAPITAL LIMITED | Private company limited by shares | Live |
| Artist and Mason Limited | | Live |
| Masonanic Co., Limited | Private company limited by shares | Live |
| MASONDA TECHNOLOGY (H.K.) CO., LIMITED | Private company limited by shares | Live |
| Hongkong Masonda Co., Limited | Private company limited by shares | Live |
| MASONGATE LIMITED | Private company limited by shares | Dissolved |
| MASONIC COMPANY LIMITED | Private company limited by shares | Dissolved |
| CHINA MASONIC CO., LIMITED | Private company limited by shares | Live |
| Chinese Masonic History and Culture Communication Co., Limited | | Live |
| Masonic International Investment Co., Limited | Private company limited by shares | Live |
| China Masonic Tobacco and Wine Industry Group Co., Limited | | Live |
| MASONIC HALL LIMITED -THE- | Private company limited by shares | Live |
| MASONIC TRADING LIMITED | Private company limited by shares | Live |
| MASONIC SHIPPING & TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| MASONIFY LIMITED | | Live |
| MasonLuck Industries(HongKong) Limited | Private company limited by shares | Live |
| CHINESE FREE AND ACCEPTED MASONRY HEADQUARTERS LIMITED | Private company limited by shares | Live |
| BAUHINIA MASONRY PRODUCTS COMPANY LIMITED | Private company limited by shares | Live |
| CHAN KAI KEE MASONRY ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| LI AN MASONRY CONSTRUCTION CO., LIMITED | Private company limited by shares | Dissolved |
| LEE AN MASONRY CONSTRUCTION AND ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| MASONRY CONSTRUCTION ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| GAIN MASONRY CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| YIN KEE MASONRY CONTRACTORS LIMITED | Private company limited by shares | Dissolved |
| BA FANG MASONRY LIMITED | Private company limited by shares | Live |
| YAT HANG MASONRY AND ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| FU KEUNG MASONRY (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| PACIFIC MASONRY COMPANY LIMITED | Private company limited by shares | Dissolved |
| TAI PANG MASONRY COMPANY LIMITED | Private company limited by shares | Dissolved |
| NEW PINE MASONRY CONTRACTORS LIMITED | Private company limited by shares | Live |
| TRI-BUILD MASONRY & ENGINEERING LIMITED | Private company limited by shares | Live |
| CLIFFORD XIANJIN MASONRY LIMITED | Private company limited by shares | Dissolved |
| MASONS COMPANY LIMITED | Private company limited by shares | Dissolved |
| 3 MASONS LIMITED | | Live |
| Aura Masons Limited | | Live |
| Masontech Limited | Private company limited by shares | Live |
| MASONTEK TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| MASONTWIN (AUDIO VISUAL) LIMITED | Private company limited by shares | Dissolved |
| Masonville Limited | Private company limited by shares | Live |
| MASONY COMPANY LIMITED | Private company limited by shares | Dissolved |
| MASOO LIMITED | | Live |
| MASORIENTE CO., LIMITED | Private company limited by shares | Live |
| MASOUD NOORI LIMITED | Private company limited by shares | Dissolved |
| Maspero Investment Limited | Private company limited by shares | Live |
| Maspero Max Investment Limited | Private company limited by shares | Live |
| MASPO ELECTRONIC LIMITED | Private company limited by shares | Dissolved |
| MASPON COMPANY LIMITED | Private company limited by shares | Dissolved |
| MASPRETTY LIMITED | Private company limited by shares | Dissolved |
| MASPRO CORPORATION LIMITED | Private company limited by shares | Live |
| MASPRO AMA CRAFT FACTORY CO., LIMITED | Private company limited by shares | Live |
| MASPRO INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| MASQUE LIMITED -THE- | Private company limited by shares | Dissolved |
| Masquenada Group Limited | Private company limited by shares | Live |
| MASQUERADE COMPANY LIMITED | Private company limited by shares | Dissolved |