| UNION PHOTO SUPPLIES LIMITED | Private company limited by shares | Dissolved |
| PLAN UNION LIMITED | Private company limited by shares | Dissolved |
| UNITANG CONTRACTORS LIMITED | Private company limited by shares | Live Commenced dormancy on 09-Oct-2009 |
| UNITAS INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| UNION LEATHER WARE HANDBAGS COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNITED LOTTO COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNITED VENTURE LIMITED | Private company limited by shares | Dissolved |
| UNITS INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| UNIVERSAL JEWELLERY DESIGN CENTER LIMITED | Private company limited by shares | Live |
| UNIWEST COMPUTER COMPONENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| WELL HONG (UNION) CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| REPUBLIC UNION OF BURMA TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNITOURS LIMITED | Private company limited by shares | Live |
| UNION SQUARE INDUSTRIAL AND COMMERCIAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNCIA LIMITED | Private company limited by shares | Dissolved |
| UNISOURCE INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| UNIVERSAL LEAF (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| UNIPEAK COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNION MOULDING LIMITED | Private company limited by shares | Dissolved |
| UNIVERSITY GRADUATE TEACHERS ASSOCIATION LIMITED | Company limited by guarantee | Dissolved |
| UNIMAX TOYS LIMITED | Private company limited by shares | Live |
| UNION SILK EXPORT COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNIFIT COMPANY LIMITED | Private company limited by shares | Dissolved |
| MDS UNITED COMPANY LIMITED | Private company limited by shares | Dissolved |
| BROAD UNION COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNION HYDROCARBON COMPANY LIMITED | Private company limited by shares | Dissolved |
| Brand Union Limited -The- | Private company limited by shares | Live |
| SELF UNION LIMITED | Private company limited by shares | Dissolved |
| BEIJING UNION (H.K.) LIMITED | Private company limited by shares | Dissolved |
| WISE UNION COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNIEXPO ENTERPRISES LIMITED | Private company limited by shares | Live |
| UNISON ALUMINIUM ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| UNICO TEXTILES LIMITED | Private company limited by shares | Dissolved |
| UNILUX COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNIVERSAL WEBBING ACCESSORIES LIMITED | Private company limited by shares | Dissolved |
| UNITED INTEREST LIMITED -THE- | Private company limited by shares | Dissolved |
| UNITED AQUARIUM SUPPLY COMPANY LIMITED | Private company limited by shares | Live |
| CHINA UNITED SHIPBUILDING COMPANY LIMITED | Private company limited by shares | Live |
| UNIFICATION COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNI-BRIGHT COTTON TRADING LIMITED | Private company limited by shares | Live |
| UNION TERMINALS LIMITED | Private company limited by shares | Dissolved |
| CHINA UNITED WHOLESALERS LIMITED | Private company limited by shares | Dissolved |
| FRIENDS OF CAMBRIDGE UNIVERSITY IN HONG KONG LIMITED -THE- | Company limited by guarantee | Live |
| UNIVERSAL REPRESENTATIVES LIMITED | Private company limited by shares | Dissolved |
| WELL UNION COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNITED WEALTH LIMITED -THE- | Private company limited by shares | Live |
| UNITED VIEW LIMITED -THE- | Private company limited by shares | Live |
| UNION TOWER INVESTMENT EXIM LIMITED | Private company limited by shares | Dissolved |
| UNION ELECTRIC (H.K.) COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNITARY INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SUPER UNION COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNITED RICHES COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNITED CLEANING SERVICE LIMITED | Private company limited by shares | Dissolved |
| AMERIN UNION LIMITED | Private company limited by shares | Dissolved |
| UNIVERSAL CHARTERERS LIMITED | Private company limited by shares | Dissolved |
| UNIVERSAL (PRINTING) INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| UNIWAY CONTAINER SYSTEM COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNION FAITH INVESTMENT MANAGEMENT LIMITED | Private company limited by shares | Live |
| UNION GAS APPLIANCES TRADING LIMITED -THE- | Private company limited by shares | Live |
| UNION FUNDS COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNION FORCE COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNIWEALTH TRADING COMPANY LIMITED | Private company limited by shares | Live |
| UNITED VICO COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNICOMB LIMITED | Private company limited by shares | Dissolved |
| UNICAL LIMITED | Private company limited by shares | Dissolved |
| SPES UNIVERSAL LIMITED | Private company limited by shares | Dissolved |
| UNIVERSAL PAGING COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNITED WAY SHIPPING COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNI-ART COMPANY LIMITED | Private company limited by shares | Live |
| UNION SYSTEM COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNITED BOUNTY LIMITED | Private company limited by shares | Dissolved |
| UNIMERT LIMITED | Private company limited by shares | Dissolved |
| SUPER UNIVERSE COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNION CLASP JEWELLERY MANUFACTURER LIMITED | Private company limited by shares | Live |
| UNIVERSAL SECRETARIES LIMITED | Private company limited by shares | Dissolved |
| UNION POWER LIMITED | Private company limited by shares | Dissolved |
| UNION BRAVE LIMITED | Private company limited by shares | Live |
| UNI-PHONE MANUFACTURING LIMITED | Private company limited by shares | Dissolved |
| UNIPACIFIC LIMITED | Private company limited by shares | Dissolved |
| UNIFIELD COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNIQUE BUSINESS SERVICE (CHINA) LIMITED | Private company limited by shares | Live |
| UNIMER TRADING LIMITED | Private company limited by shares | Dissolved |
| OCEAN UNION INSURANCE AGENTS LIMITED | Private company limited by shares | Dissolved |
| PACIFIC UNION ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| UNIQUE GAIN ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| D A UNIVERSAL LIMITED | Private company limited by shares | Dissolved |
| PARK UNION ENTERPRISE COMPANY LIMITED | Private company limited by shares | Dissolved |
| SUN MEI UNIVERSAL LAUNDRY LIMITED | Private company limited by shares | Dissolved |
| UNITED GLORY LIMITED | Private company limited by shares | Live |
| UNITED DRAGON COMPANY LIMITED | Private company limited by shares | Live Commenced dormancy on 08-Dec-2014 |
| UNIBON LIMITED | Private company limited by shares | Live |
| UNIVERSAL CREATOR LIMITED | Private company limited by shares | Dissolved |
| UNION LANDING COMPANY, LIMITED | Private company limited by shares | Live |
| UNION PAGING COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNIVERSAL VIEW COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNDERSTAR LIMITED | Private company limited by shares | Dissolved |
| UNITED DATA COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNISTOCK FINANCE (NOMINEES) LIMITED | Private company limited by shares | Dissolved |
| UNION GIFTWARE (HONG KONG) LIMITED | Private company limited by shares | Live |
| UNIVERSAL EMPIRE COMPANY LIMITED | Private company limited by shares | Dissolved |