| FORTITUDE LIMITED | Private company limited by shares | Dissolved |
| FORTITUDE LIMITED | Private company limited by shares | Dissolved |
| Fortitude Limited | Private company limited by shares | Live |
| FORTITUDE SPECIALIST CLINIC LIMITED | Private company limited by shares | Live |
| Fortitude Enterprise Co., Limited | Private company limited by shares | Live |
| FORTITUDE CONSULTING LIMITED | Private company limited by shares | Live |
| Fortitude Finance Consulting Co., Limited | Private company limited by shares | Live |
| Fortitude Consulting Investment Management Co., Limited | Private company limited by shares | Live |
| FORTITUDE C.P.A. LIMITED | Private company limited by shares | Live |
| FORTITUDE CULTURAL EDUCATION CO., LIMITED | Private company limited by shares | Live |
| DYNAMIC FORTITUDE LIMITED | Private company limited by shares | Live |
| Fortitude Spirit Engineering Company Limited | Private company limited by shares | Live |
| FORTITUDE ENGINEERS COMPANY LIMITED -THE- | Private company limited by shares | Live |
| FORTITUDE ESTATES LIMITED | Private company limited by shares | Live |
| EXMAR Fortitude LNG Limited | | Live |
| FORTITUDE GLOBAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| FORTITUDE GROUP LIMITED | Private company limited by shares | Live |
| FORTITUDE DOMESTIC HEALTH CARE PRODUCTS LIMITED | Private company limited by shares | Dissolved |
| Fortitude (Hong Kong) Company Limited | Private company limited by shares | Live |
| FORTITUDE INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| FORTITUDE INTERNATIONAL LIMITED | Private company limited by shares | Live |
| VAST FORTITUDE INVESTMENT LIMITED | Private company limited by shares | Live |
| FORTITUDE MANUFACTORY LIMITED | Private company limited by shares | Live |
| Fortitude Manufacturing Limited | Private company limited by shares | Dissolved |
| MAPLE FORTITUDE MARITIME LIMITED | Private company limited by shares | Live |
| FORTITUDE ORIGN CO., LIMITED | Private company limited by shares | Live |
| Fortitude Spirit (Holding) Co. Limited | Private company limited by shares | Live |
| FORTITUDE TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| FORTITUDE TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| FORTITUDE INTERNATIONAL TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| FORTITUDE WORKSHOP LIMITED | Private company limited by shares | Live |