| Company Name | Type | Status |
|---|---|---|
| ALT ISERVICE LIMITED | Private company limited by shares | Live |
| iService (Hong Kong) International Holding Group Limited | Private company limited by shares | Live |
| ISERVICE SYSTEM & SOLUTION LIMITED | Private company limited by shares | Dissolved |
| ISERVICE21 LIMITED | Private company limited by shares | Dissolved |
| DADI I-SERVICES LIMITED | Private company limited by shares | Live |
| I-SERVICES NETWORK SOLUTION LIMITED | Private company limited by shares | Live |