| BAYS CO LIMITED | Private company limited by shares | Dissolved |
| Bays Capital Company Limited | Private company limited by shares | Live |
| HK Greater Bays Group Limited | Private company limited by shares | Live |
| BAY'S METAL AND MINERAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| Bays Studio Limited | Private company limited by shares | Live |
| BAY'S TRADING LIMITED | Private company limited by shares | Dissolved |
| BAYSA INTERNATIONAL TRADE CO., LIMITED | Private company limited by shares | Live |
| BAYSEMI COMPANY LIMITED | Private company limited by shares | Dissolved |
| Baysen Inc Limited | Private company limited by shares | Live |
| Baysen Limited | | Live |
| BAYSEN CHEMICAL LIMITED | | Live |
| BAYSEN (HK) LIMITED | Private company limited by shares | Live |
| BAYSHINE GROUP BAYBAR BEER LIMITED | Private company limited by shares | Live |
| BAYSHORE LIMITED | Private company limited by shares | Live |
| BAYSHORE HARBOUR LIMITED | Private company limited by shares | Live |
| BAYSHORE PACIFIC TRADE LIMITED | Private company limited by shares | Live |
| BAYSIDE LIMITED | Private company limited by shares | Live Commenced dormancy on 06-Oct-2004 |
| BAYSIDE ASSOCIATES LIMITED | Private company limited by shares | Live |
| LA CAVA BAYSIDE LIMITED | | Live |
| BAYSIDE CHEMICAL & METAL REFINING (FAR EAST) LIMITED | Private company limited by shares | Dissolved |
| BAYSIDE HILLS LIMITED | Private company limited by shares | Live |
| Bayside (Hong Kong) Limited | Private company limited by shares | Live |
| Bayside Investment Limited | Private company limited by shares | Live |
| Bayside Physiotherapy Limited | Private company limited by shares | Live |
| BAYSIDE REALTY LIMITED | Private company limited by shares | Dissolved |
| BAYSIDE TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Bayside Technology Limited | | Live |
| Bayside Trading Limited | | Live |
| BAYSIS.NET LIMITED | Private company limited by shares | Dissolved |
| BAYSON COMPANY LIMITED | Private company limited by shares | Live |
| BaySound Consulting Co., Limited | Private company limited by shares | Live |
| BAYSPRING FINANCIAL INVESTMENTS LIMITED | Private company limited by shares | Live |
| BayStar Limited | Private company limited by shares | Live |
| BAYSTONE ESTATES LIMITED | Private company limited by shares | Dissolved |
| Baystone Trading Limited | Private company limited by shares | Live |
| HK Baystone Trading Limited | | Live |
| BAYSTORY LIMITED | Private company limited by shares | Live |
| BAYSTRA INNOVATION CO LIMITED | | Live |
| BAYSU Limited | | Live |
| BAYSVIEW GROUP (HK) LIMITED | Private company limited by shares | Live |
| BAYSWATER LIMITED | Private company limited by shares | Live |
| Bayswater Chaoyang (HK) Limited | Private company limited by shares | Live |
| BAYSWATER ENTERPRISES LIMITED | Private company limited by shares | Live |
| Bayswater Dynasty (HK) Limited | Private company limited by shares | Live |
| Bayswater Guanlan (HK) Limited | Private company limited by shares | Live |
| BAYSWATER HONG KONG LIMITED | Private company limited by shares | Live |
| BAYSWATER HOTEL MANAGEMENT GROUP LIMITED | Private company limited by shares | Live |
| BAYSWATER INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| BAYSWATER INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| Bayswater LeParc (HK) Limited | Private company limited by shares | Live |
| BAYSWATER HOSPITALITY MANAGEMENT COMPANY LIMITED | Private company limited by shares | Live |
| BAYSWATER PARTNERS COMPANY LIMITED | Private company limited by shares | Live |
| BAYSWATER MARKETING SERVICE LIMITED | Private company limited by shares | Live |
| BAYSWATER INTERNATIONAL TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| Bayswater Yaojiayuan (HK) Limited | Private company limited by shares | Live |
| BAYSWELL COMPANY LIMITED | Private company limited by shares | Dissolved |