| UNIVERSAL PETROLEUM COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNITED HARVEST LIMITED | Private company limited by shares | Dissolved |
| UNITERRY LIMITED | Private company limited by shares | Dissolved |
| UNIQUE WAY LIMITED | Private company limited by shares | Dissolved |
| HONS UNION JEWELLERY CO. (H.K.) LIMITED | Private company limited by shares | Dissolved |
| UNION RAISING LIMITED | Private company limited by shares | Live |
| UNITED METALS COMPANY LIMITED | Private company limited by shares | Live |
| UNISON AGENCY LIMITED | Private company limited by shares | Dissolved |
| UNION KAI YIP SUPERMARKET COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNION INDUSTRIAL SUPPLIES LIMITED | Private company limited by shares | Dissolved |
| UNI-STRONG COMPANY LIMITED | Private company limited by shares | Dissolved |
| WIDE UNION COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNI-COM SYSTEMS LIMITED | Private company limited by shares | Dissolved |
| UNISON FORWARDING COMPANY LIMITED | Private company limited by shares | Dissolved |
| RED UNIT LIMITED | Private company limited by shares | Dissolved |
| UNITED AEROSPACE COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNTIL RICH ENTERPRISES COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNIVERSAL STARS COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNIQUE SCENE LIMITED | Private company limited by shares | Dissolved |
| UNICITY COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNIFIRST COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNION STAR SERVICES COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNIPOINT CONSULTANTS & SECRETARIES LIMITED | Private company limited by shares | Live |
| UNIVERSE POLYFOAM LIMITED | Private company limited by shares | Dissolved |
| UNI-MEIMON COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNI-GREEN LIMITED | Private company limited by shares | Dissolved |
| SOUTH UNION TRADING LIMITED | Private company limited by shares | Dissolved |
| UNIFAX LIMITED | Private company limited by shares | Dissolved |
| UNIQUE CONSEC LIMITED | Private company limited by shares | Dissolved |
| UNI-FORWARD COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNIFAIR COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNIMATE COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNI-SUCCESS COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNION MOTION COMPANY LIMITED | Private company limited by shares | Live |
| UNI-CORP COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNITED PACIFIC LIMITED | Private company limited by shares | Dissolved |
| UNION BRIGHT LIMITED | Private company limited by shares | Live |
| UNION P C B LIMITED | Private company limited by shares | Dissolved |
| UNIVERSAL STUDIO LIMITED | Private company limited by shares | Dissolved |
| UNI-KINGDOM LIMITED | Private company limited by shares | Dissolved |
| UNIVERSAL RESTAURANT (CAUSEWAY BAY) LIMITED | Private company limited by shares | Dissolved |
| UNITAK COMPANY LIMITED | Private company limited by shares | Live |
| UNION GLORY LIMITED | Private company limited by shares | Live Commenced dormancy on 30-Aug-2016 |
| UNION TRIDANT CO. LIMITED | Private company limited by shares | Dissolved |
| UNIVAN LIMITED | Private company limited by shares | Live |
| G & W UNION DEVELOPMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| BEST UNITY LIMITED | Private company limited by shares | Dissolved |
| UNIFINE LIMITED | Private company limited by shares | Dissolved |
| UNISOFT LIMITED | Private company limited by shares | Dissolved |
| UNION BRIGHT DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| UNIQUETEX COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNIMOST LIMITED | Private company limited by shares | Live |
| JEIPAL UNION LIMITED | Private company limited by shares | Dissolved |
| UNI-LEADER (CHINA) LIMITED | Private company limited by shares | Live |
| UNITED SKY LIMITED | Private company limited by shares | Dissolved |
| KAM UNION COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNITED PARTS LIMITED | Private company limited by shares | Dissolved |
| SKY UNION LIMITED | Private company limited by shares | Dissolved |
| UNIKAR COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNION HARDWARE MATERIAL SUPPLY LIMITED | Private company limited by shares | Dissolved |
| UNION PRECISION METAL WORKS LIMITED | Private company limited by shares | Dissolved |
| UNIVERSAL JOY LIMITED | Private company limited by shares | Dissolved |
| UNIVAN INVESTMENTS LIMITED | Private company limited by shares | Live |
| United Fur Trading Company Limited | Private company limited by shares | Live |
| UNIVERSAL FUR COMPANY LIMITED | Private company limited by shares | Dissolved |
| HEAD UNION INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| HEROIC UNION LIMITED | Private company limited by shares | Dissolved |
| UNIVERSAL WOOLLEN YARN DISTRIBUTION LIMITED | Private company limited by shares | Dissolved |
| UNITECH ELECTRONICS COMPANY LIMITED | Private company limited by shares | Dissolved |
| JN UNION LIMITED | Private company limited by shares | Dissolved |
| MORE UNION COMPANY LIMITED | Private company limited by shares | Live |
| UNITED CONCERN ELECTRIX LIMITED | Private company limited by shares | Dissolved |
| UNION HERO LIMITED | Private company limited by shares | Live |
| UNION FORTUNE LIMITED | Private company limited by shares | Dissolved |
| UNION BASE LIMITED | Private company limited by shares | Dissolved |
| UNION BUTTON FACTORY LIMITED | Private company limited by shares | Live |
| BEAUTY UNIVERSE LIMITED | Private company limited by shares | Dissolved |
| UNION VIEW LIMITED | Private company limited by shares | Live |
| UNION TREASURE FILM LIMITED | Private company limited by shares | Dissolved |
| SELECTIVE TRADEMARK UNION LIMITED | Private company limited by shares | Live |
| UNIVERSAL TYPEWRITER COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNIMARK ENTERPRISES COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNION HARVEST COMPANY LIMITED | Private company limited by shares | Live |
| UNIVERSAL MISSISSIPPI HOLDING COMPANY LIMITED | Private company limited by shares | Live |
| EARN UNION COMPANY LIMITED | Private company limited by shares | Dissolved |
| E & M (UNION) SUPPLY CENTRE LIMITED | Private company limited by shares | Dissolved |
| UNIQUE WAY INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| HONS UNION PROPERTIES LIMITED | Private company limited by shares | Live |
| UNIPAC INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| UNIVAN DEVELOPMENTS LIMITED | Private company limited by shares | Dissolved |
| UNIGOAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNION CHASE (HK) COMPANY LIMITED | Private company limited by shares | Live |
| OPEN UNION LIMITED | Private company limited by shares | Dissolved |
| UNIQUE SCENE INVESTMENTS LIMITED | Private company limited by shares | Live |
| UNION BAY SPORTWEAR (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| MAIN UNIVERSE COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNIONTOWN LIMITED | Private company limited by shares | Dissolved |
| UNIVAST LIMITED | Private company limited by shares | Dissolved |
| UNISAFE LIMITED | Private company limited by shares | Dissolved |
| UNITHREE COMPANY LIMITED | Private company limited by shares | Dissolved |