| GILBERT COMPANY, LIMITED | Private company limited by shares | Dissolved |
| Gilbert & Wu Limited | | Live |
| ALAN GILBERT & ASSOCIATES LIMITED | Private company limited by shares | Dissolved |
| DR. YUNG SAI WAH GILBERT & ASSOCIATES LIMITED | Private company limited by shares | Live |
| GILBERT DELTON LIMITED | Private company limited by shares | Dissolved |
| GILBERT YU DESIGN COMPANY LIMITED | Private company limited by shares | Live |
| GILBERT FABRICS COMPANY LIMITED | Private company limited by shares | Dissolved |
| Gilbert Enterprises (Hong Kong) Limited | | Live |
| GILBERT PLASTIC MATERIAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| GILBERT&COMPANY LIMITED | Private company limited by shares | Live |
| GILBERTO JEWELRY LIMITED | Private company limited by shares | Live |
| GILBERTON LIMITED | Private company limited by shares | Dissolved |
| GILBERT-VANGARDI COMPANY LIMITED | Private company limited by shares | Dissolved |