| T.A.M.S. Limited | Private company limited by shares | Live |
| TAMS HK LIMITED | Private company limited by shares | Live |
| TAM'S KIN YIP LIMITED | | Live |
| TAM'S BROTHERS ENTERPRISES COMPANY LIMITED | Private company limited by shares | Dissolved |
| TAM'S BROTHERS INVESTMENT LIMITED | Private company limited by shares | Live |
| Tam's Engineering and Consultant Limited | | Live |
| TAM'S FAMILY COMPANY LIMITED | Private company limited by shares | Dissolved |
| CHINA TAM'S ENTERPRISES GENERAL CHAMBER LIMITED | Private company limited by shares | Live |
| TAM'S GROUP COMPANY LIMITED | Private company limited by shares | Dissolved |
| Tams Capital (Hong Kong) Limited | Private company limited by shares | Live |
| Tams No. 2 Hong Kong Partnership Limited | | Live |
| Tams No. 1 Hong Kong Partnership Limited | | Live |
| Tams No. 5 Hong Kong Partnership Limited | | Live |
| Tams No. 3 Hong Kong Partnership Limited | | Live |
| TAM'S INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Live |
| Tam's Legend Catering Limited | Private company limited by shares | Live |
| TAM'S MING TAT COMPANY LIMITED | Private company limited by shares | Live |
| TAM'S YUNNAN NOODLE LIMITED | Private company limited by shares | Live |
| Tam's Production Limited | Private company limited by shares | Live |
| TAMS SECRETARIES LIMITED | Private company limited by shares | Dissolved |
| TAM'S INTERNATIONAL TRADE LIMITED | Private company limited by shares | Dissolved |
| TAM'S TRADING LIMITED | Private company limited by shares | Live |
| TAM'S LAMINATE SHEET TRADING COMPANY LIMITED | Private company limited by shares | Live |
| TAMSETT LIMITED | Private company limited by shares | Dissolved |
| Tamsin HK Limited | Private company limited by shares | Live |
| TAMSON LIMITED | Private company limited by shares | Live |
| TAMSON ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| TAMSON (FAR EAST) LIMITED | Private company limited by shares | Live |
| TAMSON HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| TAMSON INDUSTRIES LIMITED | Private company limited by shares | Live |
| TAMSON INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| TAMSON INVESTMENTS LIMITED | Private company limited by shares | Live |
| TAMSUI OLD STREET BAKERY LIMITED | Private company limited by shares | Live |
| TAMSUI RIVER INTERNATIONAL LIMITED | Private company limited by shares | Live |
| TAMSUM DOT COM LIMITED | Private company limited by shares | Dissolved |
| TAMSUNG INTERNATIONAL MARKETING LIMITED | Private company limited by shares | Dissolved |