| HKBU MVA ALUMNI ASSOCIATION LIMITED | Company limited by guarantee | Live |
| HKBU Greater Bay Area Alumni Limited | Company limited by guarantee | Live |
| HKBU HOLDINGS LIMITED | Private company limited by shares | Live |
| HKBU R&D Licensing Limited | Private company limited by shares | Live |
| HKBU Chinese Medicine Hospital Company Limited | | Live |
| HKBU SCIENCE CONSULTANCY COMPANY LIMITED | Private company limited by shares | Live |
| CORPORATE GOVERNANCE AND DIRECTORSHIP (HKBU) SOCIETY LIMITED | Company limited by guarantee | Live |
| HKBUILDING.COM LIMITED | Private company limited by shares | Dissolved |