| MEDIATE COMPANY LIMITED | Private company limited by shares | Dissolved |
| MEDIATE MEDICAL LIMITED | Private company limited by shares | Live |
| Mediate Wise Limited | | Live |
| AGL MEDIATECH LIMITED | Private company limited by shares | Dissolved |
| MEDIATECH LIMITED | Private company limited by shares | Live |
| Red MediaTech Limited | Private company limited by shares | Live |
| MEDIA-TECH DIGITAL LIMITED | Private company limited by shares | Live |
| DONGSUNG MEDIATECH COMPANY LIMITED | Private company limited by shares | Live |
| MEDIA-TECH ENTERPRISES LIMITED | Private company limited by shares | Live |
| Pulse MediaTech Limited | Private company limited by shares | Live |
| SPADE A MEDIATED LIMITED | | Live |
| MEDIATEIK LIMITED | Private company limited by shares | Live |
| MediaTek Investment HK Limited | Private company limited by shares | Live |
| MEDIATEL HK LIMITED | Private company limited by shares | Dissolved |
| Mediatel Limited | Private company limited by shares | Live |
| MEDIATEL TELECOMMUNICATIONS HK LIMITED | Private company limited by shares | Live |
| MediateSolve Limited | Private company limited by shares | Live |