| MELL LIMITED | Private company limited by shares | Live |
| MELLA LIMITED | Private company limited by shares | Dissolved |
| Mella Global Co., Limited | Private company limited by shares | Live |
| MELLA INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| MELLA PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| MELLA TRADING LIMITED | Private company limited by shares | Dissolved |
| MELLADEW COMPANY LIMITED | Private company limited by shares | Dissolved |
| MELLAN LIMITED | Private company limited by shares | Live |
| MELLAND LIMITED | Private company limited by shares | Dissolved |
| MELLBORA INTERNATIONAL GROUP CO., LIMITED | Private company limited by shares | Live |
| MellCarth Limited | Private company limited by shares | Live |
| MELLCELL LIMITED | Private company limited by shares | Dissolved |
| Melldu Limited | Private company limited by shares | Live |
| ELLE MELLE LIMITED | Private company limited by shares | Dissolved |
| Mellegrane (Hong Kong) Equipment Limited | Private company limited by shares | Live |
| MELLEI LIMITED | Private company limited by shares | Dissolved |
| MELLEN LIMITED | Private company limited by shares | Dissolved |
| Mellen Art Limited | | Live |
| MELLEN ENTERPRISES LIMITED | Private company limited by shares | Live |
| Mellen Industrial Limited | Private company limited by shares | Live |
| MELLER LIMITED | Private company limited by shares | Live |
| MELLER INT LIMITED | Private company limited by shares | Live |
| MELLER INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| MELLERSTAIN LIMITED | Private company limited by shares | Dissolved |
| MELLEX LIMITED | Private company limited by shares | Live |
| MELLEYLOY TAPE MANUFACTURING COMPANY LIMITED | Private company limited by shares | Dissolved |
| MELLI FINANCE LIMITED | Private company limited by shares | Live |
| MELLI INVESTMENTS & FINANCE LIMITED | Private company limited by shares | Dissolved |
| Mellifex Limited | Private company limited by shares | Live |
| MELLIFLUOUS LIMITED | Private company limited by shares | Live |
| MELLIN LIMITED | Private company limited by shares | Dissolved |
| MELLIN LIMITED | Private company limited by shares | Dissolved |
| MELLIN ENTERPRISES LIMITED | Private company limited by shares | Live |
| MELLIN PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| MELLINGTON LIMITED | Private company limited by shares | Dissolved |
| MELLINK INVESTMENT LIMITED | Private company limited by shares | Live |
| HK MELLINK INVESTMENT LIMITED | Private company limited by shares | Live |
| MELLION LIMITED | Private company limited by shares | Live |
| Melli-Rox Limited | Private company limited by shares | Live |
| HK MELLISA BEAUTY HAIRDRESSING COSMETIC LIMITED | Private company limited by shares | Live |
| MELLISSA FASHIONS LIMITED | Private company limited by shares | Dissolved |
| MELLITE (HONG KONG) GARMENTS CO., LIMITED | Private company limited by shares | Live |
| Mellitus Limited | Private company limited by shares | Dissolved |
| CHINA DIABETES MELLITUS RESEARCH ASSOCIATION LIMITED | Private company limited by shares | Live |
| MELLIVEST LIMITED | Private company limited by shares | Live |
| Mellivora Group Limited | Private company limited by shares | Live |
| MELLO LIMITED | Private company limited by shares | Dissolved |
| MELLOFAIR INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| MELLOFORD INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| MelloJello Limited | | Live |
| MELLON LIMITED | Private company limited by shares | Dissolved |
| Mellon Pet Limited | | Live |
| ABN AMRO MELLON ASIA LIMITED | Private company limited by shares | Dissolved |
| MELLON ASIA LIMITED | Private company limited by shares | Dissolved |
| HONGJI MELLON BROTHERS COMPANY LIMITED | | Live |
| MELLON CAPITAL LIMITED | Private company limited by shares | Live |
| Mellon Win Trade Co., Limited | Private company limited by shares | Live |
| MELLON ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| MELLON GROUP LIMITED | Private company limited by shares | Live |
| MELLON HILL LIMITED | Private company limited by shares | Live |
| MELLON HOLDING LIMITED | Private company limited by shares | Dissolved |
| Mellon Immigration Limited | Private company limited by shares | Live |
| MELLON INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| JACK MELLON INVESTMENT(CHINA)CO., LIMITED | Private company limited by shares | Live |
| BNY Mellon Managed Investments Limited | Private company limited by shares | Live |
| Mellon Technology Limited | Private company limited by shares | Live |
| MELLON INNOVATION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| MELLONGI ELECTRONICS (HK) LIMITED | Private company limited by shares | Dissolved |
| ST. MELLONS LIMITED | Private company limited by shares | Dissolved |
| MELLOR LIMITED | Private company limited by shares | Dissolved |
| Mellor Limited | Private company limited by shares | Live |
| MELLOT COMPANY LIMITED | Private company limited by shares | Dissolved |
| Melloty Limited | | Live |
| MELLOW LIMITED | Private company limited by shares | Dissolved |
| MELLOW TOP LIMITED | Private company limited by shares | Live |
| Mellow App Limited | Private company limited by shares | Live |
| Ac Mellow Limited | Private company limited by shares | Live |
| MELLOW LIMITED | Private company limited by shares | Live |
| MELLOW MELLOW LIMITED | | Live |
| Mellow Asia Limited | Private company limited by shares | Live |
| BAAKO MELLOW LIMITED | Private company limited by shares | Dissolved |
| Mellow Beauty Company Limited | Private company limited by shares | Live |
| Mellow Bees (Hong Kong) Limited | Private company limited by shares | Live |
| MELLOW BROOK COMPANY LIMITED | Private company limited by shares | Live Commenced dormancy on 30-Oct-2012 |
| Mellow Cats Limited | Private company limited by shares | Live |
| MELLOW CHASE LIMITED | Private company limited by shares | Live |
| MELLOW YELLOW (CHINA) LIMITED | Private company limited by shares | Live |
| MELLOW GLASSES CO., LIMITED | Private company limited by shares | Dissolved |
| Mellow Melody Co., Limited | Private company limited by shares | Live |
| Mellow Coffee Limited | | Live |
| Cotton Mellow Limited | | Live |
| MELLOW CROWN LIMITED | Private company limited by shares | Live |
| Mellow Dragon Limited | Private company limited by shares | Live |
| MELLOW FLUID POWER SYSTEM LIMITED | Private company limited by shares | Dissolved |
| MELLOW AND FULL LIMITED | Private company limited by shares | Live |
| MELLOW FULL LIMITED | Private company limited by shares | Live |
| MELLOW GRAND GLOBAL LIMITED | Private company limited by shares | Dissolved |
| MELLOW SHOES AND SPORTING GOODS LIMITED | Private company limited by shares | Live |
| MELLOW (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| Mellow EC Hong Kong Limited | | Live |