| HUMBER LIMITED | Private company limited by shares | Dissolved |
| HUMBER LIMITED | Private company limited by shares | Live |
| Humber Bay Limited | Private company limited by shares | Live |
| HUMBERG INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| HUMBERLAND LIMITED | Private company limited by shares | Dissolved |
| HUMBERLAND INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| Humberside Limited | Private company limited by shares | Live |
| Humberside Limited | | Live |
| HUMBERT LIMITED | Private company limited by shares | Dissolved |
| HUMBERT LIMITED | | Live |
| WILLIAMS & HUMBERT (CHINA) LIMITED | Private company limited by shares | Live |
| HUMBERT DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| HUMBERT MANUFACTURING DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| Humbert Holdings Limited | Private company limited by shares | Dissolved |
| HUMBERT INTERNATIONAL LIMITED | Private company limited by shares | Live |
| HUMBERT MANUFACTURING COMPANY LIMITED | Private company limited by shares | Dissolved |
| Humbert Medical Limited | Private company limited by shares | Live |
| HUMBERT TRADING COMPANY LIMITED | Private company limited by shares | Live |
| Humberto Global Limited | | Live |
| The Humberview Limited | | Live |