| Company Name | Type | Status |
|---|---|---|
| RockSolid Construction Limited | Private company limited by shares | Dissolved |
| Rock-Solid Engineering Construction Company Limited | Private company limited by shares | Live |
| Rocksolid Global Limited | Private company limited by shares | Live |
| Hong Kong Rocksolid Pty Limited | Private company limited by shares | Live |
| ROCKSOLID SHIPPING COMPANY LIMITED | Private company limited by shares | Live |
| ROCKSOLID TRADING LIMITED | Private company limited by shares | Live |