| SAM-TEC LIMITED | Private company limited by shares | Dissolved |
| SAMTEC LIMITED | Private company limited by shares | Dissolved |
| Samtec Engineering Limited | Private company limited by shares | Live |
| Samtec Hong Kong Limited | Private company limited by shares | Live |
| Samtec Refrigeration Technology Group Limited | Private company limited by shares | Live |
| Samtec Trading Limited | Private company limited by shares | Live |
| SAMTEC INTERNATIONAL TRADING CO., LIMITED | Private company limited by shares | Live |
| SAMTECH COMPANY LIMITED | Private company limited by shares | Dissolved |
| SAMTECH LIMITED | Private company limited by shares | Live |
| HK SAMTECH LIMITED | Private company limited by shares | Live |
| Samtech HK Limited | Private company limited by shares | Live |
| SAMTECH ELECTRONICS LIMITED | Private company limited by shares | Live |
| SAMTECH INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SAMTECH LIGHTING LIMITED | Private company limited by shares | Live |
| SAMTECH MACHINERIES COMPANY LIMITED | Private company limited by shares | Dissolved |
| Samtech Machinery Limited | Private company limited by shares | Live |
| SAMTECH MANUFACTURING LIMITED | Private company limited by shares | Live |
| Samtech Telecommunications Limited | Private company limited by shares | Dissolved |
| SAMTECS LIMITED | Private company limited by shares | Live |