| Company Name | Type | Status |
|---|---|---|
| ISCO LIMITED | Private company limited by shares | Dissolved |
| ISCO CHINA COMPANY LIMITED | Private company limited by shares | Dissolved |
| Isco Group Limited | Private company limited by shares | Live |
| Visionary Isco Co., Limited | Live | |
| ISCODEC COMPANY LIMITED | Private company limited by shares | Dissolved |
| ISCO(HK) Limited | Live | |
| ISCOLA LIMITED | Private company limited by shares | Dissolved |
| ISCORE LIMITED | Private company limited by shares | Live |
| ISCOTEK OPTO-ELECTRONICS LIMITED | Private company limited by shares | Live |