| Company Name | Type | Status |
|---|---|---|
| DONCAN LIMITED | Private company limited by shares | Live |
| DONCAN INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| DONCASTER LIMITED | Private company limited by shares | Live |
| Doncaster Electronics Limited | Private company limited by shares | Live |
| DONCASTER ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| DONCASTER GROUP LIMITED | Private company limited by shares | Dissolved |
| DONCASTER PROPERTIES LIMITED | Private company limited by shares | Live |