| ACA (MCA) Limited | Private company limited by shares | Live |
| MCAA LIMITED | Private company limited by shares | Live |
| MCAC INTERNATIONAL (HK) CO., LIMITED | Private company limited by shares | Live |
| FANCY MCAFEE E-COMMERCE CO., LIMITED | Private company limited by shares | Live |
| McAfee (Hong Kong) Limited | Private company limited by shares | Live |
| McAfee Security Hong Kong Limited | Private company limited by shares | Live |
| MCAI Technology Limited | Private company limited by shares | Live |
| MCALL LIMITED | Private company limited by shares | Dissolved |
| SOUTH AFRICA MCALLENTI GROUP LIMITED | Private company limited by shares | Live |
| MCAL-LIACO LIMITED | Private company limited by shares | Dissolved |
| DUNMORE & MCALLISTER INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| OTIS MCALLISTER (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| MCAN LIMITED | | Live |
| MCANEEL LIMITED | Private company limited by shares | Dissolved |
| M.Cang (HK) Co., Limited | Private company limited by shares | Live |
| MCANN INVESTMENT CORPORATION LIMITED | Private company limited by shares | Dissolved |
| MCAPL PRIVATE LIMITED | Private company limited by shares | Live |
| MCAQUA GROUP LIMITED | Private company limited by shares | Live |
| M-CAR AUTOMART COMPANY LIMITED | Private company limited by shares | Live |
| MCARE LIMITED | Private company limited by shares | Dissolved |
| MCARTHUR CAPITAL LIMITED | Private company limited by shares | Live |
| Mcarthur International Limited | Private company limited by shares | Dissolved |
| MCARTHUR TOYS MANUFACTURER LIMITED | Private company limited by shares | Live |
| MCAS (HK) LIMITED | Private company limited by shares | Live |
| MCASIA COMPANY LIMITED | Private company limited by shares | Dissolved |
| MCAsia furniture Limited | Private company limited by shares | Live |
| MCAsia trading Limited | Private company limited by shares | Live |
| Mcaspeed Limited | | Live |
| MCatch Co., Limited | Private company limited by shares | Live |
| MCATEE COMPANY LIMITED | Private company limited by shares | Dissolved |
| KADOORIE, MCAULAY LIMITED | Private company limited by shares | Dissolved |
| MICHAEL MCAULIFFE INVESTMENTS LIMITED | Private company limited by shares | Live |