| RIFA MUSTANG HOLDING COMPANY LIMITED | Private company limited by shares | Live |
| MUSTANG SYSTEMS LIMITED | Private company limited by shares | Live |
| Mustang Technology Limited | Private company limited by shares | Live |
| Mustang Textiles Limited | Private company limited by shares | Dissolved |
| MustangPentiumTradingCo., Limited | | Live |
| MUSTARD AND COMPANY LIMITED | Company limited by guarantee | Dissolved |
| Cool Mustard Limited | Private company limited by shares | Live |
| Nice Mustard Limited | | Live |
| MUSTARD SEEDLINGS LIMITED | Company limited by guarantee | Live |
| MUSTBERK INTERNATIONAL LIMITED | Private company limited by shares | Live |
| MUSTBEST LIMITED | Private company limited by shares | Dissolved |
| Mustech Electronics Co., Limited | Private company limited by shares | Live |
| MUSTEK LIMITED | Private company limited by shares | Dissolved |
| MUSTEK (HK) LIMITED | Private company limited by shares | Dissolved |
| MUSTEK INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| Mustelica Limited | | Live |
| Muster Limited | Private company limited by shares | Live |
| MUSTER TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| MUSTER GAIN LIMITED | Private company limited by shares | Live |
| Muster Group (Holding) Limited | Private company limited by shares | Live |
| MUSTER INDUSTRY LIMITED | Private company limited by shares | Live |
| MUSTER ASIA INDUSTRY LIMITED | | Live |
| Muster Trading Limited | Private company limited by shares | Live |
| Muster Trading HK Company Limited | Private company limited by shares | Live |
| MUSTFIELD LIMITED | Private company limited by shares | Live |
| MUSTFIT LIMITED | Private company limited by shares | Live |
| HONG KONG MUSTFORE CO., LIMITED | Private company limited by shares | Live |
| MUSTGAIN COMPANY LIMITED | Private company limited by shares | Dissolved |
| Musthave Limited | | Live |
| MUSTHAVEKEYS LIMITED | Private company limited by shares | Live |
| Musthong Technology Co., Limited | Private company limited by shares | Live |
| MUSTIQUE COMPANY LIMITED | Private company limited by shares | Dissolved |
| MUSTIQUE LIMITED | Private company limited by shares | Live |
| MUSTLAND LIMITED | Private company limited by shares | Live |
| MUSTLAND INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| MUSTLIGHT INTERNATIONAL JOINT STOCK LIMITED | Private company limited by shares | Live |
| MUSTLY INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| MUSTMAX TECHNOLOGY (HK) CO., LIMITED | Private company limited by shares | Live |
| MUSTON COMPANY LIMITED | Private company limited by shares | Dissolved |
| MUSTONI LIMITED | Private company limited by shares | Dissolved |
| Mustpay Global Limited | Private company limited by shares | Live |
| MUSTRICH LIMITED | Private company limited by shares | Live |
| MUSTRIVER COMPANY LIMITED | Private company limited by shares | Dissolved |
| MUSTSTRONG DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| MUSTSTRONG HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| MUSTSTRONG INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| MUSTSTRONG REAL ESTATE DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| Musttrade Limited | | Live |
| MUSTWELL LIMITED | Private company limited by shares | Live |
| MustWin International Group Limited | Private company limited by shares | Live |
| MUSTWORLD LIMITED | Private company limited by shares | Dissolved |
| MUSUBI COMPANY LIMITED | | Live |
| Musubi Group Limited | Private company limited by shares | Live |
| MUSUBO COMPANY LIMITED | Private company limited by shares | Live |
| MUSUHBI LIMITED | | Live |
| MUSUKOMUSUME LIMITED | Private company limited by shares | Live |
| Musumusu Limited | Private company limited by shares | Live |
| MUSUNG INTERNATIONAL LIMITED | Private company limited by shares | Live |
| MUSWELL LIMITED | Private company limited by shares | Dissolved |
| MUSWELL DATA LIMITED | Private company limited by shares | Live |
| MUSWELL HILL INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| MUSWELLBROOK ENERGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| Musxamination Limited | Private company limited by shares | Live |
| Musyum Limited | Private company limited by shares | Live |
| M.U.T ASIA LIMITED | Private company limited by shares | Dissolved |
| M-U-T International Limited | | Live |
| MUTA. LIMITED | Private company limited by shares | Live |
| MUTAI INDUSTRIAL LIMITED | Private company limited by shares | Live |
| MUTAIYAS TRADING (HK) LIMITED | Private company limited by shares | Dissolved |
| MUTALLIANCES LIMITED | Private company limited by shares | Dissolved |
| MUTALLIANCES DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| GERMANY MUTAMEI INDUSTRY GROUP CO., LIMITED | Private company limited by shares | Live |
| MUTANDIS INTERNATIONAL LIMITED | Private company limited by shares | Live |
| MUTATIS MUTANDIS LIMITED | Private company limited by shares | Dissolved |
| Hua Mutang (Hongkong) Furniture Limited | Private company limited by shares | Live |
| HK MUTANGREN INTERNATIONAL TRADING LIMITED | Private company limited by shares | Live |
| Mutant Box Limited | Private company limited by shares | Live |
| MUTANT LIMITED | | Live |
| MUTANT GEAR LIMITED | Private company limited by shares | Live |
| MUTANT INNOVATION GROUP LIMITED | Private company limited by shares | Live |
| MUTANT PRODUCTS LIMITED | Private company limited by shares | Dissolved |
| THE MUTANTS LIMITED | | Live |
| Mutants DesignLab Limited | Private company limited by shares | Live |
| MUTARA LIMITED | Private company limited by shares | Live |
| Mutatitos Company Limited | Private company limited by shares | Live |
| MUTAWA COMPANY LIMITED | Private company limited by shares | Live |
| Al Mutawa Asia Limited | Private company limited by shares | Live |
| AL MUTAWAKKIL TRADING LIMITED | Private company limited by shares | Dissolved |
| MUTCH TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| MUTDIDACT LIMITED | Private company limited by shares | Live |
| MUTE LAB LIMITED | Private company limited by shares | Dissolved |
| MUTECH INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| MUTECH INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| MUTEK LIMITED | Private company limited by shares | Live |
| MUTELITE LIMITED | Private company limited by shares | Live |
| MUTENKA LIMITED | Private company limited by shares | Dissolved |
| HK MUTESI ELECTRONIC TECHNOLOGY LIMITED | Private company limited by shares | Live |
| MUTHU JEWELS CO., LIMITED | Private company limited by shares | Live |
| I. J. MUTHU FOODS (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| Mutiara Limited | | Live |