| BC Techz Limited | Private company limited by shares | Live |
| Techzaap(HK) Limited | Private company limited by shares | Live |
| Techzeal Co Limited | Private company limited by shares | Live |
| HONGKONG TECHZEN IOT TECHNOLOGY LIMITED | Private company limited by shares | Live |
| TECHZERT SOFTWARE PRIVATE LIMITED | Private company limited by shares | Live |
| TECHZON (HONG KONG) LIMITED | Private company limited by shares | Live |
| OGI TECHZONE LIMITED | Private company limited by shares | Live |
| BlueSea TechZone Co., Limited | Private company limited by shares | Live |
| TECHZONE TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| Techzonic Company Limited | Private company limited by shares | Live |