| FUSION WEALTH PLANNING COMPANY LIMITED | Private company limited by shares | Live |
| FUSION PLUS LIMITED | Private company limited by shares | Live |
| FUSION POWER LIMITED | Private company limited by shares | Live |
| FUSION PRODUCT LIMITED | Private company limited by shares | Dissolved |
| FUSION PRODUCTION LIMITED | Private company limited by shares | Dissolved |
| FUSION HOUSEWARE PRODUCTS COMPANY LIMITED | Private company limited by shares | Dissolved |
| Fusion Projects Limited | Private company limited by shares | Live |
| FUSION PROMOTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| FUSION PROPERTY LIMITED | Private company limited by shares | Live |
| Fusion Renewable Resource Recycling Limited | Private company limited by shares | Live |
| FUSION REEL STUDIOS LIMITED | | Live |
| MIG FUSION RESTAURANT & BAR LIMITED | Private company limited by shares | Live |
| Fusion Robotradix Limited | Private company limited by shares | Live |
| Safe Fusion Technology (Hong Kong) Company Limited | Private company limited by shares | Live |
| FUSION SEMI HK LIMITED | Private company limited by shares | Dissolved |
| FUSION SERVICE LIMITED | Private company limited by shares | Live |
| China-HongKong Fusion Human Resource Service Company Limited | | Live |
| SHEUNG'S FUSION LIMITED | Private company limited by shares | Live |
| Silk Road Fusion Engineering Group Company Limited | Private company limited by shares | Live |
| SILVER FUSION LIMITED | Private company limited by shares | Live |
| SNOW FUSION LIMITED | Private company limited by shares | Live |
| SocialTech Fusion Limited | | Live |
| Fusion Software Limited | Private company limited by shares | Live |
| SOLAR FUSION LIMITED | Private company limited by shares | Dissolved |
| FUSION SOURCING SERVICE LIMITED | Private company limited by shares | Live |
| Fusion Specialty Asia Limited | Private company limited by shares | Live |
| SUNNY FUSION RESTAURANT LIMITED | Private company limited by shares | Dissolved |
| FUSION SYSTEM LIMITED | Private company limited by shares | Live |
| FUSION SYSTEMS LIMITED | Private company limited by shares | Live |
| Fusion Systems Holding Limited | Private company limited by shares | Live |
| TECH FUSION (HONG KONG) LIMITED | Private company limited by shares | Live |
| FUSION TECH INCORPORATED LIMITED | Private company limited by shares | Live |
| Tech Fusion Network Limited | | Live |
| FUSION PLASTIC TECH LIMITED | | Live |
| FUSION TECHNICS CO LIMITED | Private company limited by shares | Dissolved |
| FUSION TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| Fusion Interactive Technologies Limited | Private company limited by shares | Live |
| Fusion Technologies Systems Limited | Private company limited by shares | Live |
| FUSION TECHNOLOGY CO. LIMITED | Private company limited by shares | Dissolved |
| WEB FUSION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| FUSION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| NEW FUSION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Asia Fusion Technology HK Limited | Private company limited by shares | Live |
| Fusion Industry Technology Limited | | Live |
| FUSION SEAM TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| FUSION TRADE HK LIMITED | Private company limited by shares | Live |
| FUSION TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| FUSION TRADING LIMITED | Private company limited by shares | Live Commenced dormancy on 05-Nov-2014 |
| FUSION HK TRADING LIMITED | Private company limited by shares | Live |
| NEW FUSION TRADING LIMITED | Private company limited by shares | Live |
| FUSION TRADING HK LIMITED | | Live |
| Fusion Beauty Accessory Trading Limited | | Live |
| Pilot Fusion Trading Limited | Private company limited by shares | Live |
| FUSION TRADING & TRANSPORT COMPANY LIMITED | Private company limited by shares | Dissolved |
| Vast Fusion Trading Limited | Private company limited by shares | Live |
| TRANSPACIFIC FUSION ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| Fusion Transport Company Limited | Private company limited by shares | Dissolved |
| FUSION UNITED LIMITED | Private company limited by shares | Live |
| FUSION UNIVERSAL LIMITED | Private company limited by shares | Live |
| GOLD FUSION UNIVERSAL LIMITED | Private company limited by shares | Live |
| FUSION VENTURE PTE LIMITED | Private company limited by shares | Dissolved |
| Virtual Fusion Limited | | Live |
| WELL FUSION LIMITED | | Live |
| FUSION WINE LIMITED | Private company limited by shares | Live |
| Fusion Wisdom Limited | Private company limited by shares | Live |
| Fusion Wise Limited | | Live |
| FUSION WORKSHOP LIMITED | Private company limited by shares | Live |
| Xcel Fusion Limited | Private company limited by shares | Live |
| YuYi Fusion Limited | Private company limited by shares | Live |
| FusionAll Enterprise Company Limited | Private company limited by shares | Live |
| FUSIONCHIP TECHNOLOGY INT'L CO., LIMITED | Private company limited by shares | Dissolved |
| FUSIONER LIMITED | Private company limited by shares | Dissolved |
| Fusionex Limited | Private company limited by shares | Live |
| Fusionex IOT Limited | Private company limited by shares | Live |
| FUSIONFLY LIMITED | Private company limited by shares | Live |
| FUSIONHUB CO-FACTORYING SPACE LIMITED | 擔保有限公司 | Live |
| Fusion-io Limited | Private company limited by shares | Live |
| Fusions Biotechnology Limited -The- | Private company limited by shares | Live |
| FUSIONS TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| FUSIONSILICON LIMITED | Private company limited by shares | Live |
| Fusionsky Technology Limited | | Live |
| Fusionstep Limited | Private company limited by shares | Live |
| Fusion-tech Limited | Private company limited by shares | Live |