| Reach-Tech Electronics (HK) Co., Limited | Private company limited by shares | Dissolved |
| REACHTECH ELECTRONICS (HK) CO., LIMITED | Private company limited by shares | Live |
| REACH-THE-GOAL LIMITED | Private company limited by shares | Live |
| REACHTOP REGISTRATIONS LIMITED | Private company limited by shares | Live |
| REACHWAY COMPANY LIMITED | Private company limited by shares | Live |
| REACHWELL LIMITED | Private company limited by shares | Dissolved |
| Reachwell Technology Co., Limited | Private company limited by shares | Live |
| REACHWELL (HK) LIMITED | Private company limited by shares | Dissolved |
| REACHWIDE ENTERPRISE LIMITED | Private company limited by shares | Live |
| REACHWIN (XIAMEN) CLOTHING CO., LIMITED | Private company limited by shares | Live |
| REACHWIN INVESTMENT GROUP LIMITED | Private company limited by shares | Live |
| REACO ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| REACON PROPERTY LIMITED | Private company limited by shares | Live |
| REACONSULT LIMITED | Private company limited by shares | Live |
| REACT LIMITED | Private company limited by shares | Dissolved |
| ReAct Asia Limited | | Live |
| REACT ASIA PACIFIC ASSOCIATION LIMITED | Private company limited by shares | Live |
| BRIGHT REACT LIMITED | Private company limited by shares | Live |
| CHAIN REACT ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| REACT COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| React Digi Limited | Private company limited by shares | Live |
| FAMOUS REACT LIMITED | Private company limited by shares | Live |
| Fast React Asia (HK) Limited | Private company limited by shares | Live |
| REACT INDUSTRIAL LIMITED | Private company limited by shares | Live |
| Re-Act Japan Holdings Limited | Private company limited by shares | Dissolved |
| OPTIMUM REACT LIMITED | Private company limited by shares | Live |
| PLAY REACT LIMITED | Private company limited by shares | Live |
| RAPID REACT LIMITED | Private company limited by shares | Live |
| SOLAR REACT LIMITED | Private company limited by shares | Live |
| REACT SOURCES LIMITED | Private company limited by shares | Dissolved |
| VASTFIELD REACT LIMITED | Private company limited by shares | Live |
| REACT-DRIVEN ZE (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| REACTION LIMITED | Private company limited by shares | Dissolved |
| Reaction Limited | Private company limited by shares | Live |
| Rex ReAction Limited | | Live |
| CHAIN REACTION LIMITED | Private company limited by shares | Dissolved |
| RE.ACTION CREATIVE COMPANY LIMITED | Private company limited by shares | Live |
| ELEMENTS REACTION CO., LIMITED | Private company limited by shares | Live |
| Reaction Products International (Hong Kong) Limited | Private company limited by shares | Dissolved |
| REACTION INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| Reaction Products Limited | Private company limited by shares | Live |
| REACTION & RELUXE LIMITED | Private company limited by shares | Live |
| BUSINESS TECHNOLOGY REACTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| Reaction Technology Service Limited | Private company limited by shares | Live |
| Reactive Commerce Limited | Private company limited by shares | Live |
| Retail Reactive HK Limited | Private company limited by shares | Live |
| REACTIVMEDIA LIMITED | Private company limited by shares | Live |
| REACTOR LIMITED | Private company limited by shares | Live |
| REACTOR TEXTILES LIMITED | Private company limited by shares | Dissolved |
| E READ COMPANY LIMITED | Private company limited by shares | Live |
| I CAN READ LIMITED | Private company limited by shares | Live |
| READ ABOUT IT PRODUCTIONS LIMITED | Private company limited by shares | Dissolved |
| I CAN READ (ASIA) COMPANY LIMITED | Private company limited by shares | Dissolved |
| READ ASIA LIMITED | Private company limited by shares | Live |
| READ, BELLAMY & ASSOCIATES LIMITED | Private company limited by shares | Dissolved |
| ROAD READ CASES LIMITED | Private company limited by shares | Dissolved |
| READ CHINA.COM CORPORATION LIMITED | Private company limited by shares | Dissolved |
| JOY READ CLUB LIMITED | Private company limited by shares | Dissolved |
| READ Innovation & Investment Co., Limited | Private company limited by shares | Live |
| READ MOTOR CO., LIMITED | Private company limited by shares | Live |
| Happy Read Education Limited | Private company limited by shares | Live |
| Love To Read Education Limited | Private company limited by shares | Live |
| READ TO LEAD FOUNDATION LIMITED | Company limited by guarantee | Live |
| CHINA READ EXTENSIVELY GROUP LIMITED | Private company limited by shares | Live |
| READ Hong Kong Co., Limited | Private company limited by shares | Live |
| READ HONG KONG WEB LIMITED -THE- | Private company limited by shares | Dissolved |
| Read For All Hong Kong Limited | Company limited by guarantee | Live |
| ROOM TO READ (HONG KONG) LIMITED | Company limited by guarantee | Live |
| OCEAN READ HONGKONG LIMITED | Private company limited by shares | Live |
| Hongkong Read Joy Digital Technology Co., Limited | Private company limited by shares | Live |
| READ HONGKONG.COM LIMITED | Private company limited by shares | Dissolved |
| READ RICH INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| PRATT READ MUSICAL INSTRUMENT & HK LIMITED | Private company limited by shares | Live |
| Read International Limited | Private company limited by shares | Live |
| Kids Must Read Limited | Company limited by guarantee | Live |
| Read lasting LIMITED | | Live |
| READ TO LEAD LIMITED | Private company limited by shares | Live |
| READ LEWIS LIMITED | Private company limited by shares | Live |
| READ TO LIVE LIMITED | | Live |
| Read for Meaning Limited | Private company limited by shares | Live |
| READ MEDIA ASIA LIMITED | Private company limited by shares | Dissolved |
| Re:Ad Media (HK) Corporation Limited | Private company limited by shares | Live |
| Read Monthly Publishing Limited | Private company limited by shares | Live |
| READ AND PLAY LIMITED | | Live |
| READ TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| Three Read Limited | Private company limited by shares | Live |
| Well Read Web Limited | Private company limited by shares | Live |
| READ123 LIMITED | Private company limited by shares | Dissolved |
| Reada PCB Technology Co., Limited | Private company limited by shares | Live |
| Reada (Hongkong) Supply Chain Management Co., Limited | | Live |
| READAHOLIC COMPANY LIMITED | Private company limited by shares | Live |
| READBOY MARKETING CO., LIMITED | Private company limited by shares | Live |
| Readboy Education (HK) Limited | Private company limited by shares | Live |
| READ-CYCLING COMPANY LIMITED | Company limited by guarantee | Live |
| HONG KONG READDYM INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| READEN COMPANY LIMITED | Private company limited by shares | Dissolved |
| Readen Investment Limited | Private company limited by shares | Live |
| Moon Reader Limited | Private company limited by shares | Live |
| ReaderMore Company Limited | Private company limited by shares | Live |
| HONG KONG TIMES READERS ASSOCIATION LIMITED | Company limited by guarantee | Dissolved |