| Company Name | Type | Status |
|---|---|---|
| KESTAL LIMITED | Private company limited by shares | Live |
| KESTAL ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| KESTAL INVESTMENT LIMITED | Private company limited by shares | Live |
| KESTAL PROPERTIES LIMITED | Private company limited by shares | Live |
| KESTAR LIMITED | Private company limited by shares | Dissolved |
| KESTAR LIMITED | Private company limited by shares | Dissolved |
| KESTAR LIMITED | Private company limited by shares | Dissolved |
| KESTAR Testing Center Company Limited | 擔保有限公司 | Live |