| DUCHALEY CONSULTANCY COMPANY LIMITED | Private company limited by shares | Live |
| DUCHAMP LIMITED | Private company limited by shares | Dissolved |
| HK Ducheng Limited | | Live |
| DUCHENG.HK LIMITED | | Live |
| DUCHESS LIMITED | | Live |
| Duchess Capital Limited | | Live |
| DUCHESS CONSULTANT COMPANY LIMITED | Private company limited by shares | Live |
| DUCHESS OF HONG KONG LIMITED | Private company limited by shares | Dissolved |
| HONGKONG DRUID DUCHESS GROUP LIMITED | Private company limited by shares | Live |
| Duchesse Anne Consulting Limited | Private company limited by shares | Live |
| DUCHOY INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| DUCHY HEADWEAR MANUFACTORY LIMITED | Private company limited by shares | Live |
| DUCHY HEADWEAR MANUFACTORY LIMITED | | Live |
| ROYAL GRAND DUCHY INVESTMENT GROUP LIMITED | Private company limited by shares | Dissolved |