| UP2U FOOTWEAR LIMITED | Private company limited by shares | Live |
| UP33 LIMITED | Private company limited by shares | Dissolved |
| Up4food.com Limited | Private company limited by shares | Live |
| UPABOVE LIMITED | Private company limited by shares | Live |
| U-PAC CO., LIMITED | Private company limited by shares | Live |
| U-PACK LIMITED | Private company limited by shares | Dissolved |
| U-PACK ENTERPRISE LIMITED | Private company limited by shares | Live |
| HK U-packer Co., Limited | Private company limited by shares | Live |
| UPAGAIN LIMITED | Private company limited by shares | Dissolved |
| UP-AHEAD INVESTMENT LIMITED | Private company limited by shares | Live |
| UPAI INTERNATIONAL (HK) CO., LIMITED | Private company limited by shares | Dissolved |
| HK U-PAI INT'L GROUP LIMITED | Private company limited by shares | Dissolved |
| UPAI TECHNOLOGY (HK) COMPANY LIMITED | Private company limited by shares | Live |
| Hong Kong UPAIR Technology Company Limited | Private company limited by shares | Live |
| Upall Harvest Limited | Private company limited by shares | Live |
| HONG KONG UPALL TRADING LIMITED | Private company limited by shares | Live |
| UPALS LIMITED | Private company limited by shares | Live |
| Upanda Technology (HK) Co., Limited | | Live |
| UPANISHAD LIMITED | Private company limited by shares | Live |
| U-Parcel e-Commerce Solutions Limited | Private company limited by shares | Live |
| UP-AREA COMPANY LIMITED | Private company limited by shares | Live |
| Uparenting International Group Limited | Private company limited by shares | Live |
| UPARROW LIMITED | Private company limited by shares | Live |
| U-PARTNER INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| Upartner Technology Limited | Private company limited by shares | Live |
| Upartner Technology ( H.K) Limited | Private company limited by shares | Live |
| UPARTNERS CONSULTANTS LIMITED | Private company limited by shares | Live |
| Upas Limited | | Live |
| UP-ASIA LIMITED | Private company limited by shares | Dissolved |
| UPASS LIMITED | Private company limited by shares | Dissolved |
| UPATA COMPANY LIMITED | Private company limited by shares | Dissolved |
| UPath Limited | Private company limited by shares | Live |
| UPAY LIMITED | Private company limited by shares | Live |
| UPAY GLOBAL LIMITED | Private company limited by shares | Live |
| UPAY OPTIONS LIMITED | Private company limited by shares | Live |
| UPBC LIMITED | Private company limited by shares | Live |
| UPBEAT LIMITED | Private company limited by shares | Dissolved |
| UPBEAT LIMITED | Private company limited by shares | Live |
| Upbeat Semi Co., Limited | Private company limited by shares | Live |
| UPBEAT COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| ZHEJIANG UPBEAT INDUSTRIAL CO., LIMITED | Private company limited by shares | Dissolved |
| Upbeat Media HK Limited | Private company limited by shares | Live |
| UPBEAT MUSIC COMPANY LIMITED | Private company limited by shares | Dissolved |
| UPBEAT TRADE LIMITED | Private company limited by shares | Live |
| UPBEET LIMITED | Private company limited by shares | Live |
| UPBEST COMPANY LIMITED | Private company limited by shares | Dissolved |
| UPBEST LIMITED | Private company limited by shares | Dissolved |
| UPBEST INC LIMITED | Private company limited by shares | Live |
| UPBEST LIMITED | Private company limited by shares | Live |
| UPBEST BULLION COMPANY LIMITED | Private company limited by shares | Live |
| UPBEST COLLECTION LIMITED | Private company limited by shares | Dissolved |
| UPBEST CYBER TRADE COMPANY LIMITED | Private company limited by shares | Live |
| UPBEST ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| UPBEST ENTERPRISE LIMITED | Private company limited by shares | Live |
| UPBEST FINANCE COMPANY LIMITED | Private company limited by shares | Dissolved |
| UPBEST GOLD LIMITED | Private company limited by shares | Dissolved |
| UPBEST INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| UPBEST PROPERTIES COMPANY LIMITED | Private company limited by shares | Live |
| UPBEST STRATEGIC COMPANY LIMITED | Private company limited by shares | Live |
| UPBEST TECHNOLOGY LIMITED | | Live |
| HK UPBEST TECHNOLOGY LIMITED | | Live |
| UPBEST TRADING LIMITED | Private company limited by shares | Live |
| UPBEST GOLD & SILVER TRADING LIMITED | Private company limited by shares | Live |
| UpBliss Limited | | Live |
| Upblock Technology Limited | Private company limited by shares | Live |
| UPBOND COMPANY LIMITED | Private company limited by shares | Dissolved |
| UpBreeze Incorporated Limited | Private company limited by shares | Live |
| UPBRIGHT COMPANY LIMITED | Private company limited by shares | Dissolved |
| UP-BRILLIANT ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| UPBRINGING LIMITED | | Live |
| UpBrink Limited | Private company limited by shares | Live |
| UPBRONE LIMITED | Private company limited by shares | Dissolved |
| Upcam Technology Co., Limited | Private company limited by shares | Live |
| Shenzhen Upcam Technology Co., Limited | Private company limited by shares | Live |
| UPCAPITAL LIMITED | Private company limited by shares | Dissolved |
| UPCAPITAL ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| UPCAPITAL PAPER LIMITED | Private company limited by shares | Dissolved |
| UPCAPITAL TEXTILE LIMITED | Private company limited by shares | Dissolved |
| Upcell Limited | Private company limited by shares | Live |
| Upcentral Company Limited | Private company limited by shares | Live |
| UPCENTRE INVESTMENTS LIMITED | Private company limited by shares | Live |
| UPCERA COMPANY LIMITED | Private company limited by shares | Dissolved |
| UPCHAIN LIMITED | Private company limited by shares | Live |
| UPCHAIN INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| UPCHAMP LIMITED | Private company limited by shares | Dissolved |
| UP-CHANCE TRADING COMPANY LIMITED | Private company limited by shares | Live |
| UPCHINA COMPANY LIMITED | Private company limited by shares | Dissolved |
| UP-CHINA LIMITED | Private company limited by shares | Live |
| UPCHOICE COMPANY LIMITED | Private company limited by shares | Live |
| UPCIRCLE COMPANY LIMITED | Private company limited by shares | Dissolved |
| UPCITY COMPANY LIMITED | Private company limited by shares | Dissolved |
| UPCITY INTERNATIONAL GROUP CO., LIMITED | Private company limited by shares | Live |
| UPCLASS RESULT LIMITED | Private company limited by shares | Live Ceased dormancy on 26-Jun-2015 |
| UPCLASSIC LIMITED | Private company limited by shares | Dissolved |
| UPCLASSIC TRAVEL AGENCY LIMITED | Private company limited by shares | Live |
| Upclay Limited | | Live |
| UPCLEAR HK LIMITED | Private company limited by shares | Live |
| UPCLLHL Limited | Private company limited by shares | Live |
| UPCLLRS Limited | Private company limited by shares | Live |
| UPCLLSR Limited | Private company limited by shares | Live |