| REGALWELL INVESTMENTS LIMITED | Private company limited by shares | Live |
| Regan Associates Renewables Limited | Private company limited by shares | Live |
| Regan Capital Limited | Private company limited by shares | Live |
| Regan Asia Holding Limited | Private company limited by shares | Live |
| REGAN (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| REGAN INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| REGAN ASSET MANAGEMENT LIMITED | Private company limited by shares | Live |
| REGAN MERCANTILE (HONG KONG) LIMITED | Private company limited by shares | Live |
| REGANCE COMPANY LIMITED | Private company limited by shares | Dissolved |
| BEST REGARD LIMITED | Private company limited by shares | Live |
| Regard Digital Limited | Private company limited by shares | Live |
| PLEASE REGARD LIMITED | Private company limited by shares | Dissolved |
| REGARD SHARES LIMITED | Private company limited by shares | Dissolved |
| REGARDE LIMITED | Private company limited by shares | Live |
| WELL REGARDED LIMITED | Private company limited by shares | Dissolved |
| REGARDON LIMITED | Private company limited by shares | Dissolved |
| BEST REGARDS LIMITED | Private company limited by shares | Dissolved |
| PROSPEROUS REGARDS LIMITED | Private company limited by shares | Dissolved |
| HONGKONG REGARDS-SHOES TRADE LIMITED | Private company limited by shares | Live |
| REGARO (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| ReGaTa Inc Limited | Private company limited by shares | Live |
| REGATEX MANUFACTURERS LIMITED | Private company limited by shares | Live |
| REGATTA LIMITED | Private company limited by shares | Dissolved |
| REGAZZONI LIMITED | Private company limited by shares | Dissolved |
| REGCO MECHANICAL ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| REGCO FINANCE LIMITED | Private company limited by shares | Dissolved |
| REGCO MECHANICAL ENGINEERING (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| REGCO INDUSTRIAL (CHINA) LIMITED | Private company limited by shares | Dissolved |
| Regco International Company Limited | Private company limited by shares | Live |
| RegCourse Limited | Private company limited by shares | Live |
| REG-DEUTSCH TECHNOLOGY DEVELOPMENT (HK) LIMITED | Private company limited by shares | Live |
| RegEasy AI Limited | | Live |
| REGECO LIMITED | Private company limited by shares | Dissolved |
| REGELATE LIMITED | Private company limited by shares | Dissolved |
| ReGELerate Limited | Private company limited by shares | Live |
| REGEM LIMITED | Private company limited by shares | Live |
| JL REGEM LIMITED | Private company limited by shares | Live |
| REGEM ENTERPRISE COMPANY LIMITED | Private company limited by shares | Dissolved |
| REGEMEDERA LIMITED | Private company limited by shares | Live |
| TGD Regen Company Limited | Private company limited by shares | Live |
| KG REGEN LIMITED | Private company limited by shares | Live |
| REGENA LIMITED | Private company limited by shares | Dissolved |
| La Regena Company Limited | | Live |
| Regenacy Pharmaceuticals, Inc. HK Limited | Private company limited by shares | Live |
| REGENBOGEN COMPANY LIMITED | Private company limited by shares | Dissolved |
| REGENBOGEN ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| REGENCE LIMITED | Private company limited by shares | Live |
| REGENCELL LIMITED | Private company limited by shares | Live |
| Regencell Bioscience Asia Limited | Private company limited by shares | Live |
| RegenCorp Limited | Private company limited by shares | Live |
| REGENCY FUR COMPANY LIMITED | Private company limited by shares | Dissolved |
| REGENCY LIMITED | Private company limited by shares | Live |
| NEW REGENCY LIMITED | Private company limited by shares | Dissolved |
| TOP REGENCY LIMITED | Private company limited by shares | Dissolved |
| MAX REGENCY LIMITED | Private company limited by shares | Dissolved |
| SKY REGENCY LIMITED | Private company limited by shares | Live |
| WIN REGENCY LIMITED | Private company limited by shares | Dissolved |
| REGENCY TOP LIMITED | Private company limited by shares | Live |
| REGENCY RED LIMITED | Private company limited by shares | Dissolved |
| NEW REGENCY LIMITED | Private company limited by shares | Live |
| RH Regency Limited | Private company limited by shares | Dissolved |
| REGENCY GENERAL AGENCY LIMITED | Private company limited by shares | Dissolved |
| ALPHA REGENCY LIMITED | Private company limited by shares | Dissolved |
| JZ REGENCY ASIA LIMITED | Private company limited by shares | Dissolved |
| ASIA REGENCY LIMITED | Private company limited by shares | Dissolved |
| ASIA REGENCY ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| ASIAN REGENCY LIMITED | Private company limited by shares | Live |
| REGENCY AUTO TRADING CO., LIMITED | Private company limited by shares | Live |
| Bayswater Regency (HK) Limited | Private company limited by shares | Live |
| BEST REGENCY LIMITED | Private company limited by shares | Live |
| CAPITAL REGENCY LIMITED | Private company limited by shares | Live |
| Regency Capital Limited | Private company limited by shares | Live |
| REGENCY WIN CAPITAL LIMITED | Private company limited by shares | Live |
| CHINA REGENCY LIMITED | Private company limited by shares | Dissolved |
| Regency Bone China Limited | Private company limited by shares | Live |
| CHINA REGENCY ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| CHINA REGENCY INVESTMENT LIMITED | Private company limited by shares | Live |
| CHINESE REGENCY LIMITED | Private company limited by shares | Live |
| REGENCY ENTERPRISE CO., LIMITED | Private company limited by shares | Live |
| REGENCY MARINE CO., LIMITED | | Live |
| REGENCY OCEAN CO., LIMITED | | Live |
| REGENCY SHIPPING CO., LIMITED | | Live |
| REGENCY COLLECTIONS LIMITED | Private company limited by shares | Dissolved |
| REGENCY COMMODITIES LIMITED | Private company limited by shares | Dissolved |
| REGENCY LOYAL CONSULTANT CO. LIMITED | Private company limited by shares | Dissolved |
| JZ REGENCY DESIGN CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| Regency Investment Consulting Limited | Private company limited by shares | Live |
| REGENCY CORL TRADING LIMITED | | Live |
| REGENCY CORPORATION LIMITED | Private company limited by shares | Live |
| REGENCY DIAMOND CORPORATION (HK) LIMITED | Private company limited by shares | Dissolved |
| REGENCY COVE LIMITED | Private company limited by shares | Live |
| SKY REGENCY DEVELOPMENT LIMITED | Private company limited by shares | Live Commenced dormancy on 14-Aug-2007 |
| REGENCY DEVELOPMENT LIMITED | Private company limited by shares | Live |
| REGENCY SUN DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| CHINA REGENCY DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| REGENCY LOYAL PROPERTIES DEVELOPMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| DIGITAL DRAGON REGENCY LIMITED | Private company limited by shares | Dissolved |
| REGENCY DRUG COMPANY LIMITED | Private company limited by shares | Live |
| EAST REGENCY LIMITED | Private company limited by shares | Live |
| Eight Regency Enterprise Limited | Private company limited by shares | Live |