| HORN'S LIMITED | Private company limited by shares | Live |
| HORNSBY LIMITED | Private company limited by shares | Dissolved |
| Hornsby Limited | Private company limited by shares | Dissolved |
| HORNSBY INC LIMITED | Private company limited by shares | Live |
| HORNSBY ENTERPRISES LIMITED | Private company limited by shares | Live |
| HORNSBY INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| SILVER HORNSBY LIMITED | Private company limited by shares | Live |
| HORNSEY LIMITED | Private company limited by shares | Dissolved |
| Hornsey Limited | Private company limited by shares | Live |
| HORNSHILL LIMITED | Private company limited by shares | Dissolved |
| HORNSHILL INVESTMENTS LIMITED | Private company limited by shares | Live |
| HORNSON LIMITED | Private company limited by shares | Dissolved |
| HORNSON LIMITED | Private company limited by shares | Live |
| HORNSON ENTERPRISES LIMITED | Private company limited by shares | Live |
| HORNSON INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| Hornson Trading Hong Kong Limited | Private company limited by shares | Live |
| HORNSRICH LIMITED | Private company limited by shares | Live |
| HORNSTONE LIMITED | Private company limited by shares | Dissolved |
| HORNSTONE LIMITED | Private company limited by shares | Live |
| HORNSUN COMPANY LIMITED | Private company limited by shares | Live |
| HORNSVILLE INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |