| MULTI-WELL LIMITED | Private company limited by shares | Dissolved |
| MULTI-WELL ASIA LIMITED | Private company limited by shares | Live |
| MULTIWELL CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| MULTI-WELL ENTERPRISE LIMITED | | Live |
| MULTI-WELL ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| MULTIWELL INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| MULTI-WELL INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| MULTI-WELL MANAGEMENT CO., LIMITED | Private company limited by shares | Dissolved |
| MULTI-WELL TRADING LIMITED | Private company limited by shares | Dissolved |