| Allied Technology Investment Limited | Private company limited by shares | Live |
| Allday Trading Company Limited | Private company limited by shares | Live |
| Alchemist Holding Limited -The- | Private company limited by shares | Live |
| Alpha Chamberlain Management Limited | Private company limited by shares | Live |
| Astrend Opportunity IV (Hong Kong) Alpha Limited | Private company limited by shares | Live |
| ALLOY GROUP LIMITED | Private company limited by shares | Live |
| ALLIED HEALTH REHABILITATION LIMITED | Private company limited by shares | Live |
| ALGORITHM LIMITED | Private company limited by shares | Live |
| ALLIED VAST LIMITED | Private company limited by shares | Live |
| You Medical Safeguard National Strategic Alliance Co., Limited | Private company limited by shares | Live |
| ALIDAN GROUP LIMITED | Private company limited by shares | Live |
| ALVIN DSE ENGLISH LIMITED | Private company limited by shares | Live |
| ALLIED PALACE LIMITED | Private company limited by shares | Live |
| Astrend V (Hong Kong) Alpha Limited | Private company limited by shares | Live |
| ALPHA&TECH COMPANY LIMITED | Private company limited by shares | Live |
| Alpha Sky Health Technology Co., Limited | Private company limited by shares | Live |
| Alpha Biotechnology Co. Limited | Private company limited by shares | Live |
| ALWAYS HONG KONG LIMITED | Private company limited by shares | Live |
| ALFRECORDS LIMITED | Private company limited by shares | Live |
| ALBA SWIRE PLASTICS RECYCLING LIMITED | Private company limited by shares | Live |
| JUST ALCOHOL COMPANY LIMITED | Private company limited by shares | Live |
| Alitance Limited | Private company limited by shares | Live |
| Allbright Enterprises Limited | Private company limited by shares | Live |
| ALATIU TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Alpha Business Compliance Limited | Private company limited by shares | Live |
| Alpha and Omega Ministries Limited | 擔保有限公司 | Live |
| Alcor Technology Company Limited | Private company limited by shares | Live |
| ALONG SES PTE., LIMITED | Private company limited by shares | Live |
| Always (Hong Kong) Energy Co., Limited | Private company limited by shares | Live |
| Alto Group Hong Kong Limited | Private company limited by shares | Live |
| ALTAY RESOURCES LIMITED | Private company limited by shares | Live |
| Alpha Mind Techonology Limited | Private company limited by shares | Live |
| Alba Chachacha Limited | Private company limited by shares | Live |
| ALCHEMY 16 LIMITED | Private company limited by shares | Live |
| Alpha-Medics Limited | Private company limited by shares | Live |
| AlphaMaker Limited | Private company limited by shares | Live |
| ALNWICK ASIA LIMITED | Private company limited by shares | Live |
| Endoscopy Industry Alliance Co., Limited | Private company limited by shares | Live |
| HO WO ALUMINIUM ENGINEERING LIMITED | Private company limited by shares | Live |
| AL-ABDULLAH LIMITED | Private company limited by shares | Live |
| ALLIESELL GROUP LIMITED | | Live |
| Alcho & Drowsy Limited | | Live |
| ALLIANCE ABLE LIMITED | | Live |
| Albedo Limited | | Live |
| Alohaa Company Limited | | Live |
| C C ALUMINIUM ENGINEERING LIMITED | | Live |
| HK ALHY INT LIMITED | | Live |
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| ALIA LIMITED | | Live |
| ALIALAND LIMITED | | Live |
| Allyuki Development Company Limited | | Live |
| ALPHA MAN LIMITED | | Live |
| Allcent Industrial (HK) Co., Limited | | Live |
| Asia Diet Metabolism Alliance Limited | | Live |
| ALMIGHTY Q LIMITED | | Live |
| Capital Ally HK Limited | | Live |
| HK Algve Network Technology Limited | | Live |
| Lego Alliance Limited | | Live |
| AlphaChase Investment Company Limited | | Live |
| YIWU ALRIYAD IMPORT AND EXPORT CO., LIMITED | | Live |
| Alba Intelligence Limited | | Live |
| Alighting Electronic Technology Co., Limited | | Live |
| Property Alpha Limited | | Live |
| Alliance Bloom Global Commercial Investing and Developing Limited | | Live |
| Always Light Co., Limited | | Live |
| CHRISTIAN & MISSIONARY ALLIANCE SOUTH HORIZONS CHURCH LIMITED | | Live |
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| Alpha Builders Company Limited | | Live |
| AltTab Design Limited | | Live |
| Alberta Investments Limited | | Live |
| ALEXQ LIMITED | | Live |
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| China Academy Alliance Industry Research Institute Co., Limited | | Live |
| Taiji Zhiyuan Health Industry Alliance Co., Limited | | Live |
| TREASURE ALPHA LIMITED | | Live |
| Alpha Medical Centre Limited | | Live |
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| ALA11 LIMITED | | Live |
| Allfit Technology Co., Limited | | Live |
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| Alioth Investments (Hong Kong) Limited | | Live |
| KS Alliance Limited | | Live |
| ALLIED ASSET LIMITED | | Live |
| LOK KA ALUMINIUM WINDOW ENGINEERING LIMITED | | Live |
| Alpha Sail Limited | | Live |
| HK NOAH ALLOY LIMITED | | Live |
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| Allen International Trading Limited | | Live |
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