| STEPSETS INTERNATIONAL LIMITED | Private company limited by shares | Live |
| STEPSETS SHOES LIMITED | Private company limited by shares | Dissolved |
| STEPSIDE LIMITED | Private company limited by shares | Dissolved |
| Stepstone Limited | Private company limited by shares | Dissolved |
| Stepstone Motor Limited | Private company limited by shares | Live |
| STEP-SUCCEED INTERNATIONAL INDUSTRIAL LIMITED | Private company limited by shares | Live |
| StepTam Consultancy Limited | | Live |
| Hong Kong Steptember Trading Co., Limited | Private company limited by shares | Live |
| STEPTEXT LIMITED | Private company limited by shares | Live |
| STEPTOP GREATER BAY (HK) DEVELOPMENT LIMITED | Private company limited by shares | Live |
| STEPTOP INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| STEPTRUTH LIMITED | Private company limited by shares | Dissolved |
| STEP-UP LIMITED | Private company limited by shares | Dissolved |
| Stepup Asia Limited | Private company limited by shares | Live |
| Step-up Asia Limited | Private company limited by shares | Live |
| STEP-UP ENGLISH LIMITED | Private company limited by shares | Dissolved |
| QINGDAO STEPUP TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| STEPUPASIA LIMITED | Private company limited by shares | Dissolved |
| STEPVIEW LIMITED | Private company limited by shares | Dissolved |
| STEPVIEW LIMITED | Private company limited by shares | Dissolved |
| STEPVIEW CORPORATION LIMITED | Private company limited by shares | Dissolved |
| STEPWAY LIMITED | Private company limited by shares | Live |
| STEPWAY INC LIMITED | Private company limited by shares | Live |
| STEPWAY ADVERTISING LIMITED | Private company limited by shares | Dissolved |
| STEPWAY INVESTMENT LIMITED | Private company limited by shares | Live |
| Stepwell Enterprise Limited | Private company limited by shares | Dissolved |
| Stepwell Enterprise Limited | Private company limited by shares | Live |
| STEPWELL TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| STEPWIDE LIMITED | Private company limited by shares | Dissolved |
| STEPWIDE LIMITED | Private company limited by shares | Live |
| STEPWILL LIMITED | Private company limited by shares | Live |
| StepWin Service Limited | Private company limited by shares | Live |
| STEPWIN TRADING LIMITED | Private company limited by shares | Dissolved |
| STEPWISE LIMITED | Private company limited by shares | Live |
| STEPWOOD LIMITED | Private company limited by shares | Dissolved |
| STEPWORKS COMPANY LIMITED | Private company limited by shares | Live |
| HONGKONG STER GOLDBERG I&E CO., LIMITED | Private company limited by shares | Dissolved |
| STER HEALTH TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| STERENE PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| STERENE TEXTILES LIMITED | Private company limited by shares | Dissolved |
| STEREO LIMITED | Private company limited by shares | Dissolved |
| WAI KEE CAR STEREO LIMITED | Private company limited by shares | Live |
| STEREO ASCENDANT LIMITED | Private company limited by shares | Live |
| JINQIAO STAGE LIGHT STEREO EQUIPMENT CO., LIMITED | Private company limited by shares | Live |
| WING TAT STEREO COMPONENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| EASTERN STEREO LIMITED | Private company limited by shares | Live |
| STEREO ELECTRONIC LIMITED | Private company limited by shares | Dissolved |
| ELTIC CAR STEREO MFG. LIMITED | Private company limited by shares | Dissolved |
| KONG WAH CAR STEREO COMPANY LIMITED | Private company limited by shares | Dissolved |
| STEREO LINK LIMITED | Private company limited by shares | Dissolved |
| MILLION-YEAR CAR STEREO AND ACCESSORIES LIMITED | Private company limited by shares | Dissolved |
| SUNRISE MOTORS STEREO & ALARM LIMITED | Private company limited by shares | Live |
| STEREO MUSIC SYSTEMS COMPANY LIMITED | Private company limited by shares | Dissolved |
| ORIENTAL CAR STEREO CENTRE LIMITED | Private company limited by shares | Live |
| STEREO PIECE GOODS COMPANY LIMITED | Private company limited by shares | Dissolved |
| Smart Stereo Limited | Private company limited by shares | Dissolved |
| SMART STEREO ENTERPRISE LIMITED | Private company limited by shares | Live |
| ADO Studio and Stereo Co Limited | Private company limited by shares | Live |
| SUNLIGHT CAR STEREO COMPANY LIMITED | Private company limited by shares | Live |
| STEREOCHIP CO., LIMITED | Private company limited by shares | Live |
| STEREO.COM.HK LIMITED | Private company limited by shares | Dissolved |
| STEREOPHONE ASIA LIMITED | Private company limited by shares | Dissolved |
| STEREOPHONIC LIMITED | Private company limited by shares | Dissolved |
| STEREOPICTURES (CHINA) LIMITED | Private company limited by shares | Live |
| STEREOPICTURES GROUP LIMITED | Private company limited by shares | Dissolved |
| ORIENT POWER CAR STEREOS (CHINA) LIMITED | Private company limited by shares | Dissolved |
| ORIENT POWER CAR STEREOS LIMITED | Private company limited by shares | Live |
| Stereoscopic Display Innovation Research Institute Co., Limited | | Live |
| GUANGZHOU YILONG STEREOSCOPIC FILM TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| Stereostock Limited | Private company limited by shares | Dissolved |
| STERFA ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| STERFONTEIN INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| 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 |
| Sterk Capital Limited | Private company limited by shares | Live |
| STERLINE COMPANY LIMITED | Private company limited by shares | Live |
| STERLING COMPANY LIMITED | Private company limited by shares | Dissolved |
| STERLING ART LIMITED | Private company limited by shares | Dissolved |
| AEN STERLING LIMITED | Private company limited by shares | Dissolved |
| STERLING LIMITED | Private company limited by shares | Dissolved |
| 925 Sterling Limited | Private company limited by shares | Dissolved |