| Actuator Limited | Private company limited by shares | Live |
| MEMS Actuator Hong Kong Limited | | Live |
| GERMANY SIPOS ELECTRIC ACTUATOR LIMITED | Private company limited by shares | Live |
| ACTUATOR TECHNOLOGY LIMITED | Private company limited by shares | Live |
| CHINA ACTUATOR TECHNOLOGY GROUP SHARES LIMITED | Private company limited by shares | Live |
| HK TOMUU ACTUATOR TECHNOLOGY CO., LIMITED | | Live |
| X-ING Linear Actuator Co., Limited | Private company limited by shares | Live |
| ACTUATORS LIMITED | Private company limited by shares | Dissolved |
| BELIMO ACTUATORS LIMITED | Private company limited by shares | Live |