| AYLESBURY LIMITED | Private company limited by shares | Live |
| AYLESBURY ENTERPRISES LIMITED | Private company limited by shares | Live |
| AYLESFORD LIMITED | Private company limited by shares | Dissolved |
| AYLESFORD & CO (HK) LIMITED | Private company limited by shares | Dissolved |
| AYLETT LIMITED | Private company limited by shares | Dissolved |
| AYLMER AAHARN INVESTMENT HOLDINGS LIMITED | Private company limited by shares | Live |
| AYLMER AAHARN VENTURES LIMITED | Private company limited by shares | Live |
| AYLMER CONCEPTS LIMITED | Private company limited by shares | Live |
| AYLMER ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| AYLMER INTERNATIONAL TRADING LIMITED | Private company limited by shares | Live |
| Aylmer Partners (Services) Limited | Private company limited by shares | Live |
| AYLMER TRADING LIMITED | | Live |
| Aylyak Co. Limited | Private company limited by shares | Live |
| Ayma Alyans HK Limited | Private company limited by shares | Live |
| AYMAK LIMITED | Private company limited by shares | Live |
| AYMAN TRADING COMPANY LIMITED | Private company limited by shares | Live |
| AYMAN YOUSSEF TRADING COMPANY LIMITED | Private company limited by shares | Live |
| AYMAONE LIMITED | Private company limited by shares | Live |
| AYMAX Digital Limited | Private company limited by shares | Live |
| Aymer Exchanges Limited | Private company limited by shares | Live |
| AYMESTRY (ASIA) LIMITED | Private company limited by shares | Dissolved |
| A.Y.N. FASHION ACCESSORIES LIMITED | Private company limited by shares | Live |
| A.Y.N. ACCESSORIES TRADING LIMITED | Private company limited by shares | Live |
| AYNAN TRADING HK LIMITED | | Live |
| Aynes Trading Co., Limited | | Live |
| AYNO CO. LIMITED | Private company limited by shares | Dissolved |
| AYNORWELL COMPANY LIMITED | Private company limited by shares | Live |
| AYNSLEY COMPANY LIMITED | Private company limited by shares | Live |
| AYNSLEY INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| Ayoda Industry Co., Limited | Private company limited by shares | Live |
| AYOE Technology Limited | Private company limited by shares | Live |
| Ayoka Limited | Private company limited by shares | Live |
| AYOMA COMPANY LIMITED | Private company limited by shares | Live |
| TOP AYON LIMITED | Private company limited by shares | Live |
| Ayon Safety Co., Limited | Private company limited by shares | Live |
| AYONZ 9IX Limited | | Live |
| Ayonz Co., Limited | Private company limited by shares | Live |
| AYONZ GLOBAL LIMITED | Private company limited by shares | Live |
| AYONZ GROUP LIMITED | Private company limited by shares | Live |
| AYOP Limited | | Live |
| Ayor Limited | | Live |
| AYOR Capital Limited | Private company limited by shares | Live |
| AYOS INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| Ayoshi Company Limited | Private company limited by shares | Live |
| AYOU GROUP LIMITED | Private company limited by shares | Live |
| Ayouo International Limited | Private company limited by shares | Live |
| Ayoyo Limited | Private company limited by shares | Live |
| A.Y.P. LIMITED | Private company limited by shares | Dissolved |
| Ayres Trade Limited | | Live |
| ASIA AYRI FLUORITE GROUP LIMITED | Private company limited by shares | Live |
| Ayric Material & Engineering Co., Limited | Private company limited by shares | Live |
| AYRON INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| Ayrshire Capital Limited | | Live |
| AYRSHIRE INVESTMENT LIMITED | Private company limited by shares | Live |
| AYRTEX TRADE LIMITED | Private company limited by shares | Live |
| AYRTON LIMITED | Private company limited by shares | Live |
| AYRY Company Limited | Private company limited by shares | Live |
| Aysan Beauty International Limited | Private company limited by shares | Live |
| AYSAN MARINE ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| AYSAN SHIPPING COMPANY LIMITED | Private company limited by shares | Live |
| Aysemo Technology Co., Limited | Private company limited by shares | Live |
| AYSH LIMITED | Private company limited by shares | Dissolved |
| AYSHA TRADING CO., LIMITED | Private company limited by shares | Dissolved |
| AYSIMA CO., LIMITED | Private company limited by shares | Live |
| AySO Limited | Private company limited by shares | Dissolved |
| Ayson HK Trade Limited | | Live |
| SHENZHEN AYSUNY CO., LIMITED | Private company limited by shares | Live |
| AYSYA LIMITED | Private company limited by shares | Live |
| AYTAT ENTERPRISES LIMITED | Private company limited by shares | Live |
| A.Y.T.C. INVESTMENTS LIMITED | Private company limited by shares | Live |
| AYTEL TELECOM (HK) CO., LIMITED | Private company limited by shares | Dissolved |
| AYTK Limited | Private company limited by shares | Live |
| AYTON CURRENCY MANAGEMENT LIMITED | Private company limited by shares | Dissolved |
| Ayton Engineering Limited | | Live |
| AYTON ENTERPRISES LIMITED | Private company limited by shares | Live |
| Brilliance Ayton (Germany) Group Limited | Private company limited by shares | Live |
| HONG KONG AYTON TRADING LIMITED | Private company limited by shares | Live |
| A.YU FAR EAST COMPANY LIMITED | Private company limited by shares | Dissolved |
| AYUAN LIMITED | Private company limited by shares | Live |
| ZONG SHI AYUARI TRADE CO., LIMITED | Private company limited by shares | Live |
| Ayubao Co., Limited | | Live |
| AYUCloud Computing Limited | | Live |
| AYUDAR LIMITED | Private company limited by shares | Live |
| AYUDHIA ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| AYUDHYA FINANCE LIMITED | Private company limited by shares | Dissolved |
| AYUKAWA MANAGEMENT LIMITED | Private company limited by shares | Live |
| AYUKY INDUSTRIAL LIMITED | Private company limited by shares | Live |
| Ayulla Limited | Private company limited by shares | Live |
| Ayuma Tech Limited | Private company limited by shares | Live |
| Ayume Company Limited | Private company limited by shares | Live |
| Ayumi Group Limited | Private company limited by shares | Live |
| AYUNA OSI HEARING CENTER LIMITED | Private company limited by shares | Live |
| AYUP INC. LIMITED | Private company limited by shares | Dissolved |
| HK AYUP&D LIMITED | Private company limited by shares | Dissolved |
| Ayuplus Limited | Private company limited by shares | Live |
| AYUR FIT LIMITED | Private company limited by shares | Live |
| Ayura Limited | Private company limited by shares | Live |
| AyurBala Biotechnologies Limited | Private company limited by shares | Live |
| AYURE INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| AYURVEDA DAY SPA LIMITED | Private company limited by shares | Live |