| TASA HERITAGE ASIA LIMITED | Private company limited by shares | Live |
| TASA CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| TASA EDUCATION CONSULTING CO., LIMITED | Private company limited by shares | Live |
| TASA Education Co., Limited | Private company limited by shares | Live |
| Tasa Exports Limited | Private company limited by shares | Live |
| TASA HERITAGE (HK) LIMITED | Private company limited by shares | Live |
| TASAB LIMITED | Private company limited by shares | Live |
| TASACO LIMITED | Private company limited by shares | Live |
| Tasalam Limited | | Live |
| TASAN PROPERTIES LIMITED | Private company limited by shares | Live |