| LEADTON COMPANY LIMITED | Private company limited by shares | Dissolved |
| LEADTON LIMITED | Private company limited by shares | Dissolved |
| LEADTON LIMITED | Private company limited by shares | Live |
| LEADTON INDUSTRIAL LIMITED | Private company limited by shares | Live |
| LEADTON TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| LEADTON TRADING LIMITED | Private company limited by shares | Dissolved |
| LEADTONE FINANCE LIMITED | Private company limited by shares | Dissolved |
| LEADTONE INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| Leadtone Technologies Limited | Private company limited by shares | Live |