| SERVO LIMITED | Private company limited by shares | Live |
| BARTER BUSINESS SERVO LIMITED | Private company limited by shares | Dissolved |
| SERVO ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SERVOIL LIMITED | Private company limited by shares | Dissolved |
| Servolutions IP Limited | Private company limited by shares | Live |
| FLAMINGO SERVOMECHANISM LIMITED | Private company limited by shares | Live |
| SERVON COMPANY LIMITED | Private company limited by shares | Live |
| SERVONS NOUS HONG KONG CO., LIMITED | Private company limited by shares | Live |
| Servosila Limited | Private company limited by shares | Live |
| SERVOTEC LIMITED | Private company limited by shares | Dissolved |
| SERVO-TECH LIMITED | Private company limited by shares | Dissolved |
| ServoTest Systems Company Limited | Private company limited by shares | Live |