| Company Name | Type | Status |
|---|---|---|
| GIANNA COMPANY LIMITED | Private company limited by shares | Live |
| GIANNA HK LIMITED | Private company limited by shares | Dissolved |
| GIANNA GIANNA LIMITED | Private company limited by shares | Dissolved |
| Hi Gianna Limited | Live | |
| GIANNA BOWEN ENTERPRISES LIMITED | Private company limited by shares | Live |
| Gianna Resources Limited | Private company limited by shares | Dissolved |