| WISEKEY INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| WISEKEY ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| WISEKEY GROUP COMPANY LIMITED | Private company limited by shares | Live |
| WISEKEY HOLDING GROUP LIMITED | Private company limited by shares | Live |
| WISEKEY INDUSTRIAL LIMITED | Private company limited by shares | Live |
| WISEKEY INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| WISEKEY INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| WISEKEY INVESTMENT LIMITED | Private company limited by shares | Live |
| WISE-KEY INSULATORS & CHEMICALS MANUFACTURING COMPANY LIMITED | Private company limited by shares | Dissolved |