| MAYCO INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| MAYCOM (H.K.) COMPANY LIMITED | Private company limited by shares | Dissolved |
| MAYCOM TEL. ME. (H.K.) LIMITED | Private company limited by shares | Dissolved |
| MAYCOME LIMITED | Private company limited by shares | Dissolved |
| MAYCOME INVESTMENT LIMITED | Private company limited by shares | Live |
| MAYCON LIMITED | Private company limited by shares | Dissolved |
| MAYCON TRADING LIMITED | Private company limited by shares | Dissolved |
| MAYCOS LIMITED | Private company limited by shares | Dissolved |
| MayCos Company Limited | | Live |