| Company Name | Type | Status |
|---|---|---|
| TEACHA COMPANY LIMITED | Private company limited by shares | Live |
| TeaCha Experiences Limited | Private company limited by shares | Live |
| TeacHack Limited | Private company limited by shares | Live |
| TeachAI Lab Limited | Live | |
| TeachandReach Limited | Private company limited by shares | Dissolved |
| HK KIM TEA-CHANG JEWELRY CO., LIMITED | Private company limited by shares | Live |