| HEADER LIMITED | Private company limited by shares | Dissolved |
| HEADER LIMITED | Private company limited by shares | Live |
| BLOOM HEADER LIMITED | Private company limited by shares | Live |
| China Header Group Limited | Private company limited by shares | Live |
| HEADER CONSULTANTS LIMITED | Private company limited by shares | Live |
| HEADER ENGINEERING CONSULTANT COMPANY LIMITED | Private company limited by shares | Dissolved |
| GAIN HEADER COMPANY LIMITED | Private company limited by shares | Dissolved |
| Hong Kong Header Electronics Trading Company Limited | Private company limited by shares | Live |
| Header (HK) Medical Limited | Private company limited by shares | Live |
| HEADER RESOURCES INTERNATIONAL LIMITED | Private company limited by shares | Live |
| HK Header Tech Co., Limited | Private company limited by shares | Live |
| USA HEADER ELECTRICAL APPLIANCES TECHNOLOGY GROUP LIMITED | Private company limited by shares | Dissolved |
| HK HEADER HYDRAULIC ELECTRONIC TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |