| UNISON LIMITED | Private company limited by shares | Dissolved |
| UNISON SUN LIMITED | Private company limited by shares | Dissolved |
| UNISON DAY LIMITED | Private company limited by shares | Dissolved |
| NEW UNISON LIMITED | Private company limited by shares | Live |
| UNISON LIMITED | Private company limited by shares | Dissolved |
| UNISON P & M LIMITED | Private company limited by shares | Dissolved |
| UNISON LIMITED | Private company limited by shares | Live |
| UNISON SKY LIMITED | Private company limited by shares | Live |
| Unison CHT Limited | Private company limited by shares | Dissolved |
| NEW UNISON HK LIMITED | Private company limited by shares | Dissolved |
| PAL UNISON LIMITED | Private company limited by shares | Live |
| UNISON ADVERTISING LIMITED | Private company limited by shares | Live |
| Unison Advisory Limited | Private company limited by shares | Live |
| UNISON TIMBER AGENCIES CO. LIMITED | Private company limited by shares | Dissolved |
| UNISON AGENCY LIMITED | Private company limited by shares | Dissolved |
| Unison Agency Limited | | Live |
| UNISON INSURANCE AGENCY LIMITED | Private company limited by shares | Dissolved |
| UNISON ALUMINIUM ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| UNISON ARTIC GALLERY LIMITED | Private company limited by shares | Live |
| UNISON ASIA LIMITED | Private company limited by shares | Live |
| UNISON PACIFIC (ASIA) LIMITED | Private company limited by shares | Dissolved |
| UNISON STRATEGY AND ASSOCIATE LIMITED | Private company limited by shares | Live |
| UNISON & ASSOCIATES LIMITED | Private company limited by shares | Dissolved |
| BOSPHORUS UNISON LIMITED | Private company limited by shares | Live |
| UNISON BUILDER LIMITED | Private company limited by shares | Dissolved |
| UNISON BUILDING PRODUCTS CO. LIMITED | Private company limited by shares | Dissolved |
| CENTRAL UNISON LIMITED | Private company limited by shares | Live |
| UNISON CENTURY LIMITED | Private company limited by shares | Dissolved |
| UNISON HOPE CHARITABLE FOUNDATION LIMITED | Company limited by guarantee | Live |
| CHEER UNISON LIMITED | Private company limited by shares | Dissolved |
| CHEER UNISON LIMITED | Private company limited by shares | Dissolved |
| UNISON CHEMICAL INDUSTRIAL CO., LIMITED | Private company limited by shares | Dissolved |
| UNISON CHEMICAL INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| UNISON CHEMICALS LIMITED | Private company limited by shares | Dissolved |
| Unison Chemicals Limited | Private company limited by shares | Dissolved |
| UNISON CHINA LIMITED | Private company limited by shares | Live |
| CHINA UNISON LIMITED | Private company limited by shares | Live |
| UNISON FORTUNE (CHINA) LIMITED | Private company limited by shares | Dissolved |
| UNISON GROUP (CHINA) LIMITED | Private company limited by shares | Dissolved |
| UNISON GROUP (CHINA) LIMITED | Private company limited by shares | Live |
| CITY UNISON LIMITED | Private company limited by shares | Dissolved |
| UNISON CO., LIMITED | Private company limited by shares | Dissolved |
| UNISON I&E CO., LIMITED | Private company limited by shares | Dissolved |
| G UNISON CO., LIMITED | Private company limited by shares | Live |
| Unison Bio-Medical Co., Limited | Private company limited by shares | Live |
| UNISON DEVELOPING CO., LIMITED | Private company limited by shares | Live |
| Eastech & Unison Flow Controls Engineering Co., Limited | Private company limited by shares | Dissolved |
| UNISON GLOBAL TRADING CO., LIMITED | Private company limited by shares | Dissolved |
| SHUNDE UNISON ELECTRIC APPLIANCE CO., LIMITED | Private company limited by shares | Live |
| Unison Commerce Limited | Private company limited by shares | Live |
| UNISON COMMUNICATIONS NETWORK LIMITED | Private company limited by shares | Dissolved |
| CONSOLIDATED UNISON LIMITED | Private company limited by shares | Dissolved |
| UNISON CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNISON CONSTRUCTION LIMITED | Private company limited by shares | Live |
| UNISON CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| UNISON CONTRACTING LIMITED | Private company limited by shares | Live |
| UNISON CORPORATION LIMITED | Private company limited by shares | Dissolved |
| UNISON CORPORATION LIMITED | Private company limited by shares | Live |
| UNISON ENTERPRISES CORPORATION LIMITED | Private company limited by shares | Dissolved |
| UNISON COSMETIC PHARMACY LIMITED | Private company limited by shares | Live |
| UNISON CREATION LIMITED | Private company limited by shares | Live |
| UNISON CREATIVE LIMITED | Private company limited by shares | Live |
| UNISON DECOR ENTERPRISE COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNISON DECORATION ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| UNISON DESIGN & CONTRACT COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNISON DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| UNISON DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| UNISON DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| UNISON DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| UNISON DEVELOPMENT LIMITED | Private company limited by shares | Live |
| UNISON DEVELOPMENT (ASIA) LIMITED | Private company limited by shares | Live |
| Unison Industrial Development Limited | Private company limited by shares | Live |
| UNISON RESEARCH AND DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| UNISON TECHNOLOGY DEVELOPMENT LIMITED | Private company limited by shares | Live Commenced dormancy on 30-Jun-2008 |
| UNISON TRADE DEVELOPMENT COMPANY LIMITED | Private company limited by shares | Live |
| UNISON DIGITAL LIMITED | Private company limited by shares | Dissolved |
| UNISON DRAGON LIMITED | Private company limited by shares | Dissolved |
| UNISON EAGLE LIMITED | Private company limited by shares | Dissolved |
| UNISON EAGLE LIMITED | Private company limited by shares | Dissolved |
| EAST UNISON LIMITED | Private company limited by shares | Live |
| UNISON FAR EAST LIMITED | Private company limited by shares | Dissolved |
| UNISON FAR EAST TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| Unison Education Limited | Private company limited by shares | Live |
| UNISON ELECTRICAL COMPANY LIMITED | Private company limited by shares | Live |
| UNISON ELECTRONIC LIMITED | Private company limited by shares | Dissolved |
| UNISON ELECTRONICS LIMITED | Private company limited by shares | Dissolved |
| UNISON ELECTRONICS COMPANY LIMITED | Private company limited by shares | Live |
| UNISON ELECTRONICS INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| UNISON ELECTRONICS TECHNOLOGY LIMITED | Private company limited by shares | Live |
| UNISON ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| UNISON ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| UNISON ENGINEERING LIMITED | Private company limited by shares | Live |
| Eastech & Unison Controls Engineering Co., Limited | Private company limited by shares | Live |
| UNISON CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| UNISON ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| UNISON ENTERPRISE LIMITED | Private company limited by shares | Live |
| UNISON ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| UNISON DIGITAL ENTERTAINMENT SYSTEM COMPANY LIMITED | Private company limited by shares | Live |
| EVER UNISON LIMITED | Private company limited by shares | Live |
| Unison Exchange Limited | Private company limited by shares | Live |