| ROCKFIELD LIMITED | Private company limited by shares | Dissolved |
| ROCKFIELD ENGINEERING LIMITED | Private company limited by shares | Live |
| ROCKFIELD HONG KONG LIMITED | Private company limited by shares | Dissolved |
| ROCKFIELD INDUSTRIES LIMITED | Private company limited by shares | Dissolved |
| ROCKFIELD INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| ROCKFIELD INTERNATIONAL INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| ROCKFIELD INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| ROCKFIELD TRADING LIMITED | Private company limited by shares | Dissolved |
| ROCKFIELD TRADING LIMITED | Private company limited by shares | Dissolved |