| ALPHA SURGICAL IMAGING LIMITED | Private company limited by shares | Live |
| ALPHA SYSTEM COMPANY LIMITED | Private company limited by shares | Live |
| Alpha Net System Limited | Private company limited by shares | Dissolved |
| Alpha ATS System Limited | Private company limited by shares | Dissolved |
| ALPHA SYSTEM CONSULTANT COMPANY LIMITED | Private company limited by shares | Dissolved |
| ALPHA SYSTEMS LIMITED | Private company limited by shares | Live |
| Asia Alpha Systems Limited | Private company limited by shares | Live |
| ALPHA BUSINESS SYSTEMS LIMITED | Private company limited by shares | Live |
| ALPHA TACTICS COMPANY LIMITED | Private company limited by shares | Dissolved |
| TAIWAN ALPHA INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| ALPHA TALENT LIMITED | Private company limited by shares | Dissolved |
| TALENT ALPHA LIMITED | Private company limited by shares | Live |
| ALPHA TALENT LIMITED | Private company limited by shares | Live |
| TALENT ALPHA INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| Alpha Talent Solutions Limited | Private company limited by shares | Live |
| Tango Alpha Limited | | Live |
| ALPHA KING TAXATION LIMITED | Private company limited by shares | Live |
| ALPHA TEAM LIMITED | Private company limited by shares | Dissolved |
| ALPHA TECH LIMITED | Private company limited by shares | Dissolved |
| NEW ALPHA TECH LIMITED | Private company limited by shares | Live |
| Alpha Run Tech Limited | Private company limited by shares | Live |
| HK SKY ALPHA TECH LIMITED | | Live |
| ALPHA AI TECH LIMITED | | Live |
| ALPHA INTERNATIONAL TECH CO., LIMITED | Private company limited by shares | Dissolved |
| Shenzhen Alpha Tech Co., Limited | Private company limited by shares | Live |
| ALPHA TECH & TRADE CO., LIMITED | Private company limited by shares | Live |
| Alpha Tech Group Limited | Private company limited by shares | Live |
| Alpha Tech (HK) Limited | Private company limited by shares | Live |
| Alpha X Tech Holding Limited | Private company limited by shares | Live |
| DES - MQ Tech Holding (Alpha) Limited | Private company limited by shares | Live |
| Alpha Innovation Tech Limited | Private company limited by shares | Live |
| Alpha Tech Matrix Limited | Private company limited by shares | Live |
| Alpha Tech Solutions Limited | | Live |
| Alpha Synch Tech Company Limited | | Live |
| ALPHA TECHNETRONIC LIMITED | Private company limited by shares | Live |
| ALPHA TECHNICS ASIA LIMITED | Private company limited by shares | Live |
| ALPHA TECHNIQUE CO., LIMITED | Private company limited by shares | Live |
| ALPHA TECHNO LIMITED | Private company limited by shares | Dissolved |
| TECHNO ALPHA (HK) CO., LIMITED | Private company limited by shares | Live |
| Alpha Advanced Technologies Co. Limited | Private company limited by shares | Live |
| ALPHA TECHNOLOGIES ASIA LIMITED | Private company limited by shares | Live |
| ALPHA BROTHERS TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| CHINA ALPHA TECHNOLOGIES COMPANY LIMITED | Private company limited by shares | Live |
| Alpha Edge Technologies Limited | Private company limited by shares | Live |
| Alpha Financial Technologies Limited | Private company limited by shares | Live |
| ALPHA TECHNOLOGIES GLOBAL LIMITED | | Live |
| Alpha Technologies (HK) Co. Limited | Private company limited by shares | Live |
| Alpha Technologies International Limited | Private company limited by shares | Live |
| ALPHA MOLD TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| ALPHA OMEGA TECHNOLOGIES (HK) LIMITED | Private company limited by shares | Dissolved |
| Alpha Sensation Investment & Technologies Limited | Private company limited by shares | Live |
| ALPHA TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| ALPHA ONE TECHNOLOGY LIMITED | Private company limited by shares | Live |
| ALPHA TECHNOLOGY LIMITED | Private company limited by shares | Live |
| ALPHA AI TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Alpha Bit Technology Limited | | Live |
| ALPHA BEST TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| ALPHA BOSHONG TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| Alpha Bravo Technology Limited | Private company limited by shares | Live |
| ALPHA TECHNOLOGY GROUP (CHINA) CO., LIMITED | Private company limited by shares | Live |
| HC Alpha Technology Co., Limited | Private company limited by shares | Live |
| Alpha Communications Technology Co., Limited | Private company limited by shares | Live |
| ALPHA TECHNOLOGY (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| Alpha Technology International Co., Limited | Private company limited by shares | Live |
| ALPHA COMMUNICATIONS TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| ALPHA AND OMEGA CONSTRUCTION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Alpha International Electrical Technology Co., Limited | | Live |
| Alpha Extreme Technology Limited | Private company limited by shares | Live |
| Alpha Extrusion Technology Limited | Private company limited by shares | Dissolved |
| ALPHA FORCE TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| Alpha Sky Health Technology Co., Limited | Private company limited by shares | Live |
| Alpha Healthcare Technology Limited | Private company limited by shares | Live |
| ALPHA TECHNOLOGY (H.K.) LIMITED | Private company limited by shares | Dissolved |
| ALPHA HORIZON TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| ALPHA INTERACTIVE TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Alpha International Technology Limited | Private company limited by shares | Live |
| Alpha Technology (International) Limited | Private company limited by shares | Live |
| Alpha Jewelry Technology Co., Limited | | Live |
| NEW ALPHA KINGS TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| Alpha Link Technology Limited | Private company limited by shares | Dissolved |
| Alpha Match Technology Limited | | Live |
| Alpha Mind Network Technology Co., Limited | | Live |
| ALPHA OMEGA TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| ALPHA OMEGA TECHNOLOGY LIMITED | Private company limited by shares | Live |
| ALPHA PIXEL TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| ALPHA POWER TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Alpha Season Technology Limited | | Live |
| ALPHA TECHNOLOGY SERVICE LIMITED | Private company limited by shares | Live |
| Alpha Technology Solutions Limited | Private company limited by shares | Live |
| Alpha Sports Technology Limited | Private company limited by shares | Live |
| Alpha Star Technology Co. Limited | | Live |
| ALPHA SUCCESS TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| Alpha Times Technology Limited | Private company limited by shares | Live |
| ALPHA VISION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Alpha Mind Techonology Limited | Private company limited by shares | Live |
| Alpha Techtronics Limited | Private company limited by shares | Dissolved |
| ALPHA TECHTRONICS HK LIMITED | Private company limited by shares | Live |
| ALPHA TELECOMS LIMITED | Private company limited by shares | Live |
| ALPHA BEST TESTING EQUIPMENT LIMITED | Private company limited by shares | Live |
| ALPHA THRIVE LIMITED | Private company limited by shares | Live Ceased dormancy on 02-Mar-2016 |