| Company Name | Type | Status |
|---|---|---|
| SERN LIMITED | Private company limited by shares | Dissolved |
| SERN (Shenzhen) Tech Electronics Co., Limited | Private company limited by shares | Live |
| SERN DART MARINE TRADING LIMITED | Private company limited by shares | Dissolved |
| Serna And Partners Bussines HK Co., Limited | Private company limited by shares | Live |
| SERNIAL CO., LIMITED | Live |