| GREYSTONE LIMITED | Private company limited by shares | Dissolved |
| GREYSTONE LIMITED | Private company limited by shares | Live |
| GREYSTONE ASIA LIMITED | Private company limited by shares | Dissolved |
| Greystone Capital Limited | Private company limited by shares | Dissolved |
| Greystone Capital Limited | | Live |
| GREYSTONE CONSULTANT LIMITED | Private company limited by shares | Dissolved |
| Greystone Group Limited | Private company limited by shares | Live |
| Greystone Managed Investments (Hong Kong) Limited | Private company limited by shares | Live |
| GreyStone Investment Limited | | Live |
| Greystone Partners Limited | | Live |
| GREYSTONE PRODUCTS (ASIA) LIMITED | Private company limited by shares | Dissolved |
| Greystone-IPE Plating Company Asia Limited | Private company limited by shares | Live |
| GREYSTONES LIMITED | Private company limited by shares | Dissolved |
| GREYSTONES GROUP LIMITED | Private company limited by shares | Live |
| GREYSTONES INVESTMENTS LIMITED | Private company limited by shares | Dissolved |