| Alpha Electronics Technology (HK) Limited | Private company limited by shares | Live |
| ALPHA ELITE CONSULTANTS LIMITED | Private company limited by shares | Live |
| ALPHA ELITE INVESTMENTS LIMITED | Private company limited by shares | Live |
| Emerging Alpha Limited | | Live |
| EMERGING ALPHA ADVISORS LIMITED | Private company limited by shares | Live |
| ALPHA EMPIRE LIMITED | Private company limited by shares | Live |
| Empire Alpha Limited | Private company limited by shares | Live |
| ALPHA EMPIRE HONG KONG LIMITED | Private company limited by shares | Live |
| Alpha Omega Employment Limited | Private company limited by shares | Live |
| Alpha Emptor Limited | Private company limited by shares | Dissolved |
| ALPHA NEW ENERGY LIMITED | Private company limited by shares | Live |
| ALPHA ENERGY LIMITED | Private company limited by shares | Live |
| Alpha Energy IoT Limited | | Live |
| ALPHA WAY (ASIA) RESOURCES AND ENERGY LIMITED | Private company limited by shares | Live |
| ALPHA ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| ALPHA ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| ALPHA E & M ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| ALPHA ENGINEERING LIMITED | Private company limited by shares | Live |
| ALLIED ALPHA ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| ALPHA BEST ENGINEERING LIMITED | Private company limited by shares | Live |
| ALPHA ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| Alpha Q Gas Engineering Co., Limited | Private company limited by shares | Live |
| ALPHA ENGINEERING CONSULTANCY LIMITED | Private company limited by shares | Live |
| Alpha Engineering Consulting Limited | Private company limited by shares | Live |
| ALPHA ENVIRONMENTAL ENGINEERING LIMITED | Private company limited by shares | Live |
| FORTUNE ALPHA ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| ALPHA FORTUNE ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| ALPHA FORTUNE ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| ALPHA GROUP ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| ALPHA LINK ENGINEERING & CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| Alpha Engineering Service Limited | Private company limited by shares | Live |
| ALPHA STANDARD ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| ALPHA SUCCESS ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| Alpha Summit Engineering Company Limited | Private company limited by shares | Live |
| ALPHA MOTOR ENGINEERING TECHNOLOGY LIMITED | Private company limited by shares | Live |
| ALPHA TRADE & ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| Alpha Hero Engineering and Trading Limited | Private company limited by shares | Live |
| ENLIGHTENMENT EXPLORER ALPHA HK LIMITED | | Live |
| ALPHA ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| Alpha Enterprise Limited | Private company limited by shares | Live |
| Alpha Care Enterprise Limited | Private company limited by shares | Live |
| ALPHA INTERNATIONAL ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| Alpha International Enterprise Limited | Private company limited by shares | Live |
| Alpha Plus International Enterprise Limited | | Live |
| ALPHA ACE ENTERPRISES COMPANY LIMITED | Private company limited by shares | Dissolved |
| ALPHA ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| Alpha Win Enterprises Limited | Private company limited by shares | Live |
| ALPHA ENTERPRISES HK LIMITED | Private company limited by shares | Dissolved |
| ALPHA SUN ENTERPRISES LIMITED | Private company limited by shares | Live |
| ALPHA ENTERPRISES LIMITED | Private company limited by shares | Live |
| ALPHA CONCORD ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| CREATIVE ALPHA ENTERPRISES LIMITED | Private company limited by shares | Live |
| ALPHA GANGES ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| ALPHA KING ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| ALPHA ENTERTAINMENT LIMITED | Private company limited by shares | Dissolved |
| Alpha One Epitaxy Limited | Private company limited by shares | Live |
| ALPHA EPOCH LIMITED | Private company limited by shares | Dissolved |
| ALPHA ESTATE LIMITED | Private company limited by shares | Live |
| ALPHA ESTATES LIMITED | Private company limited by shares | Dissolved |
| ETERNAL ALPHA LIMITED | Private company limited by shares | Dissolved |
| Alpha Event Architects Limited | | Live |
| Alpha Executive Limited | | Live |
| Alpha Executive Protection Specialists Limited | Private company limited by shares | Live |
| ALPHA EXHIBITION LIMITED | Private company limited by shares | Live |
| ALPHA EXPERT LIMITED | Private company limited by shares | Live |
| Alpha Digital Expert Limited | Private company limited by shares | Live |
| ALPHA EXPORT AND IMPORT CO., LIMITED | Private company limited by shares | Live |
| ALPHA IMPORT AND EXPORT (HK) LIMITED | Private company limited by shares | Live |
| ALPHA IMPORT AND EXPORT LIMITED | Private company limited by shares | Live |
| Alpha & Omega Export Trading Limited | Private company limited by shares | Live |
| ALPHA EXPORTS LIMITED | Private company limited by shares | Dissolved |
| Alpha & Omega Exports Limited | Private company limited by shares | Live |
| ALPHA EXPRESS LIMITED | Private company limited by shares | Live |
| ALPHA MASTER EXPRESS LIMITED | Private company limited by shares | Live |
| SHANGHAI ALPHA EXPRESS (HK) LIMITED | Private company limited by shares | Dissolved |
| Extract Alpha Limited | Private company limited by shares | Live |
| ALPHA CREDIT & FACTORS LIMITED | Private company limited by shares | Live |
| ALPHA FASHION CO., LIMITED | Private company limited by shares | Live |
| ALPHA INTERNATIONAL FASHION CO., LIMITED | Private company limited by shares | Dissolved |
| ALPHA FASHION GROUP LIMITED | Private company limited by shares | Live |
| Alpha Fashion Tech Limited | Private company limited by shares | Live |
| Alpha Chi Feng Shui Solutions Co Limited | Private company limited by shares | Live |
| ALPHA FIELD LIMITED | Private company limited by shares | Live |
| ALPHA FINANCE LIMITED | Private company limited by shares | Dissolved |
| ALPHA FINANCE COMPANY LIMITED | Private company limited by shares | Dissolved |
| Alpha Financial Lab Limited | Private company limited by shares | Live |
| ALPHA FINANCIAL CONSULTANCY LIMITED | Private company limited by shares | Live |
| Alpha Financial Holding Limited | | Live |
| Alpha Quant Financial Technology Limited | Private company limited by shares | Live |
| ALPHA FINE LIMITED | Private company limited by shares | Dissolved |
| FINE ALPHA LIMITED | Private company limited by shares | Live |
| ALPHA FINE INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| FINTECH ALPHA LIMITED | Private company limited by shares | Live |
| FIRST ALPHA LIMITED | Private company limited by shares | Dissolved |
| FIRST ALPHA LIMITED | Private company limited by shares | Live |
| Alpha Fitness Limited | Private company limited by shares | Live |
| Alpha Fitness Limited | | Live |
| ALPHA FLOCK (CHINA) LIMITED | Private company limited by shares | Dissolved |
| ALPHA FLOCK (INTERNATIONAL) LIMITED | Private company limited by shares | Dissolved |
| ALPHA FLOCK (JAPAN) LIMITED | Private company limited by shares | Live |