| 091 Estudio Company Limited -The- | Private company limited by shares | Dissolved |
| ESTUDIO ARTE LIMITED | Private company limited by shares | Dissolved |
| ESTUDIO CERAMICO ASIA COMPANY LIMITED | Private company limited by shares | Dissolved |
| Sevilla Flamenco Estudio (HK) Limited | | Live |
| ESTUDIO IBERICO LIMITED | Private company limited by shares | Live |
| Portillo Estudio Limited | Private company limited by shares | Live |
| e-studybuddy Limited | Private company limited by shares | Dissolved |
| ESTUDY.COM LIMITED | Private company limited by shares | Dissolved |
| ESTUN COMPANY LIMITED | Private company limited by shares | Dissolved |
| ESTUN HOLDING LIMITED | Private company limited by shares | Live |
| ESTWAY CO., LIMITED | Private company limited by shares | Live |
| ESTY COMPANY LIMITED | Private company limited by shares | Live |
| ESTY INVESTMENT LIMITED | Private company limited by shares | Live |
| ESTYLE LIMITED | Private company limited by shares | Live |
| ESTYLE LIMITED | | Live |