| M.S.S COMPANY LIMITED | Private company limited by shares | Live |
| MR'S & MS'S LIMITED | Private company limited by shares | Dissolved |
| MSSC FASHION GROUP LIMITED | Private company limited by shares | Dissolved |
| MS-SEMI LIMITED | Private company limited by shares | Live |
| MSSF COMPANY LIMITED | Private company limited by shares | Live |
| MSSK Corporate Consultancy Limited | Private company limited by shares | Live |
| Msskin Express Limited | | Live |
| MSS-MEMS LIMITED | Private company limited by shares | Dissolved |
| MsSOUP HK Limited | | Live |
| WPS MSSP Limited | Private company limited by shares | Live |
| MS-SQUARE COMPANY LIMITED | Private company limited by shares | Live |
| MSST LIMITED | Private company limited by shares | Live |
| MSSUGAR LIMITED | Private company limited by shares | Dissolved |
| MSSUN TECHNOLOGY LIMITED | Private company limited by shares | Live |