| Blueh technology (Hongkong) Limited | Private company limited by shares | Live |
| Bluehat Learning Company Limited | Private company limited by shares | Live |
| BLUEHAVEN COMPANY LIMITED | Private company limited by shares | Dissolved |
| BLUEHAVEN INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| BLUEHAWK TRADING LIMITED | Private company limited by shares | Live |
| BLUEHILL SCIENTIFIC LIMITED | Private company limited by shares | Live |
| BlueHome (Hong Kong) Limited | Private company limited by shares | Live |
| BLUEHOPE LIMITED | Private company limited by shares | Dissolved |
| BlueHorse Therapeutics HK Limited | Private company limited by shares | Live |
| BLUEHOUSE DESIGN STUDIO LIMITED | Private company limited by shares | Live |
| Bluehouse HK International Limited | Private company limited by shares | Live |
| BLUEHUBS (HONG KONG) COMPANY LIMITED | Private company limited by shares | Dissolved |