| TOPAZ LIMITED | Private company limited by shares | Live |
| TOPAZ ACCESSORIES LIMITED | Private company limited by shares | Dissolved |
| TOPAZ ADVERTISING AGENCY LIMITED | Private company limited by shares | Dissolved |
| Topaz Asia Limited | Private company limited by shares | Live |
| HK TOPAZ IMPORT&EXPORT CO., LIMITED | Private company limited by shares | Live |
| TOPAZ COLLECTION LIMITED | Private company limited by shares | Dissolved |
| TOPAZ COMMERCE LIMITED | Private company limited by shares | Live |
| TOPAZ COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| TOPAZ IMMIGRATION CONSULTING LIMITED | Private company limited by shares | Live |
| TOPAZ CORPORATION LIMITED | Private company limited by shares | Live |
| Topaz Edelweiss Company Limited | Company limited by guarantee | Live |
| TOPAZ ELECTRONICS (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| TOPAZ ENERGY CORPORATION LIMITED | Private company limited by shares | Live |
| Topaz E&M Engineering Company Limited | Private company limited by shares | Live |
| TOPAZ ENGINEERS COMPANY LIMITED | Private company limited by shares | Dissolved |
| TOPAZ ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| TOPAZ ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| TOPAZ ENTERPRISING LIMITED | Private company limited by shares | Dissolved |
| TOPAZ GARMENT FACTORY LIMITED | Private company limited by shares | Dissolved |
| Topaz Financial Group Limited | Private company limited by shares | Live |
| TOPAZ GLOBAL LIMITED | Private company limited by shares | Dissolved |
| GRAND TOPAZ LIMITED | | Live |
| TOPAZ INTERNATIONAL GROUP CO., LIMITED | Private company limited by shares | Live |
| TOPAZ GROUP ENTERTAINMENT LIMITED | Private company limited by shares | Dissolved |
| TOPAZ & J (HK) LIMITED | Private company limited by shares | Live |
| Topaz Company (HK) Limited | | Live |
| Eastern Topaz Holding Limited | Private company limited by shares | Live |
| TOPAZ HOME LIMITED | Private company limited by shares | Live |
| TOPAZ (GROUP) HONG KONG LIMITED | Private company limited by shares | Live |
| TOPAZ HONG KONG LIMITED | | Live |
| TOPAZ CORPORATION (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| TOPAZ ENTERPRISE (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| TOPAZ LEISURE (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| TOPAZ INDUSTRY LIMITED | Private company limited by shares | Live |
| Topaz 22 International Limited | Private company limited by shares | Live |
| TOPAZ INVESTMENT LIMITED | Private company limited by shares | Live |
| TOPAZ INVESTMENTS PRIVATE LIMITED | Private company limited by shares | Dissolved |
| Topaz Watches and Jewellery Limited | Private company limited by shares | Live |
| TOPAZ LIGHT LIMITED | Private company limited by shares | Dissolved |
| TOPAZ LIGHT LIMITED | Private company limited by shares | Dissolved |
| TOPAZ ASSETS MANAGEMENT LIMITED | Private company limited by shares | Live |
| TOPAZ CAPITAL MANAGEMENT LIMITED | Private company limited by shares | Live |
| TOPAZ MARINE LIMITED | | Live |
| TOPAZ NETWORK LIMITED | Private company limited by shares | Dissolved |
| Ocean Topaz Limited | | Live |
| ONE TOPAZ FAMILY OFFICE (HK) LIMITED | | Live |
| TOPAZ PARK COMPANY LIMITED | Private company limited by shares | Live |
| Topaz Pictures Company Limited | Private company limited by shares | Live |
| TOPAZ PRESTIGE PROPERTIES LIMITED | | Live |
| Topaz Cyber Security GP Limited | | Live |
| TOPAZ CONSULTANCY SERVICE COMPANY LIMITED | Private company limited by shares | Live |
| Topaz Technology Limited | Private company limited by shares | Live |
| TOPAZ TRADING LIMITED | Private company limited by shares | Dissolved |
| TOPAZ TRADING LIMITED | Private company limited by shares | Dissolved |
| TOPAZ TRADING LIMITED | Private company limited by shares | Live |
| Topaz International Trading Co., Limited | Private company limited by shares | Live |
| TOPAZ UNIVERSAL LIMITED | Private company limited by shares | Live |
| Topaz Universe Company Limited | Private company limited by shares | Live |
| TOPAZ WEALTH INVESTMENT LIMITED | | Live |
| TOPAZ WORLD LIMITED | Private company limited by shares | Dissolved |
| YELLOW TOPAZ LIMITED | Private company limited by shares | Dissolved |
| Topazee (HONGKONG) Trade Co., Limited | Private company limited by shares | Live |
| TOPAZMAN HOLDINGS LIMITED | Private company limited by shares | Live |
| TOPAZON LIMITED | Private company limited by shares | Dissolved |