| SEMTECH LIMITED | Private company limited by shares | Dissolved |
| SEMTECH LIMITED | Private company limited by shares | Live |
| SEMTECH CAPITAL COMPANY LIMITED | Private company limited by shares | Live |
| SEMTEK LIMITED | Private company limited by shares | Live |
| SEMTEL LIMITED | Private company limited by shares | Dissolved |
| SEMTEL (HONG KONG) LIMITED | Private company limited by shares | Live |
| SEMTEL TECHNOLOGY & INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| SEMTEX LIMITED | Private company limited by shares | Dissolved |
| Semtke Electronic Company Limited | | Live |
| SEMTON LIMITED | Private company limited by shares | Live |
| SEMU TRADE COMPANY LIMITED | Private company limited by shares | Live |
| SEMUA SEMUA COMPANY LIMITED | Private company limited by shares | Live |
| SEMUDA LIMITED | Private company limited by shares | Dissolved |
| SEMWAL BESPOKE LIMITED | Private company limited by shares | Live |
| SEMWAY LIMITED | Private company limited by shares | Live |
| SEMWAY 88 LIMITED | Private company limited by shares | Live |
| SEMWAY TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| SEMWAY INDUSTRIAL LIMITED | Private company limited by shares | Live |
| SEMWAY INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SEMWELL LIMITED | Private company limited by shares | Live |
| SEMWIN LIMITED | Private company limited by shares | Dissolved |
| Semyorka Limited | Private company limited by shares | Live |
| SEMYUNG JEWELRY COMPANY LIMITED | Private company limited by shares | Dissolved |