| MEXCO COMPANY LIMITED | Private company limited by shares | Dissolved |
| MEXCO LIMITED | Private company limited by shares | Live |
| MEXCO LIMITED | | Live |
| MEXCO ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| MEXCO INTERNATIONAL LIMITED | Private company limited by shares | Live |
| MEXCO INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| MEXCOMM LIMITED | Private company limited by shares | Live |
| MEXCOMM (MEDIA) LIMITED | Private company limited by shares | Dissolved |
| MEXCON LIMITED | Private company limited by shares | Dissolved |
| MEXCON LIMITED | | Live |
| MEXCORD LIMITED | Private company limited by shares | Live |