| Weld-Tech (Asia) Limited | Private company limited by shares | Live |
| WELDTECH TECHNOLOGY (CLEAN ENERGY) COMPANY LIMITED | Private company limited by shares | Live |
| WELD-TECH FIREDOORS ENGINEERING HONGKONG LIMITED | Private company limited by shares | Dissolved |
| WELD-TECH FIREDOORS INDUSTRIES (AUSTRALIA) LIMITED | Private company limited by shares | Dissolved |
| WELD-TECH LP&E ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| WELD-TECH ELECTRICAL SUPPLIES COMPANY LIMITED | Private company limited by shares | Dissolved |
| WELDTECH TECHNOLOGY CO. LIMITED | Private company limited by shares | Live |
| Weldtech Inspection & Testing Limited | | Live |
| PARON WELDTECH WINDOW AND DOOR LIMITED | Private company limited by shares | Dissolved |