| Mier Limited | Private company limited by shares | Live |
| MIER PET CO., LIMITED | Private company limited by shares | Live |
| AI MIER CO., LIMITED | Private company limited by shares | Live |
| HK MIER SPACE DESIGN LIMITED | Private company limited by shares | Live |
| Mier Green Company Limited | Private company limited by shares | Live |
| Miera Company Limited | Private company limited by shares | Live |
| MIERBEST COMPANY LIMITED | Private company limited by shares | Dissolved |
| MIERES COMPANY LIMITED | Private company limited by shares | Dissolved |
| Mierni Limited | | Live |
| KOREA MIERZI GROUP LIMITED | Private company limited by shares | Live |