| STERI DEVELOPMENTS LIMITED | Private company limited by shares | Dissolved |
| STERIC LIMITED | Private company limited by shares | Dissolved |
| STERILCONTROL LIMITED | Private company limited by shares | Live |
| Ocean Sterile Pro Company Limited | | Live |
| Advanced Sterilization Limited | | Live |
| GAWOKEI STERILIZATION CO., LIMITED | Private company limited by shares | Live |
| MS Sterilization Service Company Limited | Private company limited by shares | Live |
| Kit Bo Tableware Sterilization Limited | Private company limited by shares | Live |
| Cleanse Tableware Sterilization Limited | Private company limited by shares | Live |
| Dr.V Sterilization Technology Company Limited | Private company limited by shares | Live |
| UVGI STERILIZATION SYSTEM LIMITED | Private company limited by shares | Dissolved |
| Wash Up Cleaning and Sterilization Services Limited | Private company limited by shares | Live |
| Recovery Sterilize Limited | Private company limited by shares | Live |
| Top Sterilize Service Limited | | Live |
| CLEAN LOGIC STERILIZE SERVICE COMPANY LIMITED | | Live |
| Star Sterilize Limited | Private company limited by shares | Live |
| UV STERILIZER CO. LIMITED | Private company limited by shares | Live |
| Steriltech Limited | Private company limited by shares | Live |
| STERIMED HEALTHCARE LIMITED | Private company limited by shares | Live Commenced dormancy on 07-Jun-2016 |
| Steri-Pro Service Limited | Private company limited by shares | Live |
| STERIS HONG KONG LIMITED | Private company limited by shares | Dissolved |