| KAMSO LIMITED | Private company limited by shares | Dissolved |
| KAMSOFT LIMITED | Private company limited by shares | Dissolved |
| KAMSON LIMITED | Private company limited by shares | Dissolved |
| KAMSON LIMITED | Private company limited by shares | Dissolved |
| KAMSON CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| KAMSON ELECTRONICS TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| KAMSON CONSTRUCTION ENGINEERING COMPANY LIMITED | | Live |
| KAMSON INDUSTRIAL LIMITED | Private company limited by shares | Live |
| KAMSON INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| KAMSON PROPERTY AGENCY LIMITED | Private company limited by shares | Live |
| KAMSON PROPERTY MANAGEMENT LIMITED | Private company limited by shares | Live |
| KAMSON REALTY LIMITED | Private company limited by shares | Live |
| KAMSON CHAN HEALTH TOUR LIMITED | Private company limited by shares | Dissolved |
| KAMSONTEX COMPANY LIMITED | Private company limited by shares | Dissolved |