| ALPHA GROUP (HONG KONG) LIMITED | Private company limited by shares | Live |
| HONG KONG ALPHA GROUP LIMITED | Private company limited by shares | Live |
| Alpha Hong Kong Holding Limited | Private company limited by shares | Live |
| Alpha Impex Hong Kong Limited | Private company limited by shares | Live |
| HONG KONG ALPHA COMPANY LIMITED | Private company limited by shares | Live |
| ALPHA (HONG KONG) LIMITED | Private company limited by shares | Live |
| ALPHA DHV HONG KONG LIMITED | Private company limited by shares | Live |
| LAV Alpha Hong Kong Limited | Private company limited by shares | Live |
| ALPHA AVIATION HONG KONG LIMITED | Private company limited by shares | Live |
| Alpha Calibration (Hong Kong) Limited | Private company limited by shares | Live |
| Alpha Choice (Hong Kong) Limited | Private company limited by shares | Live |
| ALPHA COURSE HONG KONG LIMITED | Company limited by guarantee | Live |
| Creative Alpha Hong Kong Limited | Private company limited by shares | Live |
| ALPHA INTERNATIONAL (HONG KONG) COMPANY LIMITED | Private company limited by shares | Dissolved |
| ALPHA INTERNATIONAL HONG KONG LIMITED | Private company limited by shares | Live |
| Alpha Pictures (Hong Kong) Limited | Private company limited by shares | Live |
| ALPHA POLYMERS HONG KONG LIMITED | Private company limited by shares | Live |
| Alpha Concepts Studio (Hong Kong) Company Limited | Private company limited by shares | Live |
| Alpha Trade Hong Kong Limited | Private company limited by shares | Live |
| Lifestage Alpha Hong Kong Limited | Private company limited by shares | Live |
| META ALPHA (HONG KONG) LIMITED | | Live |
| HONG KONG ALPHA METALS LIMITED | Private company limited by shares | Live |
| ALPHA MICROELECTRONICS (HONG KONG) LIMITED | Private company limited by shares | Live |
| Alpha Networks (Hong Kong) Limited | Private company limited by shares | Live |
| Hong Kong Alpha Optics Co., Limited | Private company limited by shares | Live |
| Premium Alpha Hong Kong Limited | Private company limited by shares | Live |
| REGENT ALPHA (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| ALPHA RESOURCES (HONG KONG) LIMITED | Private company limited by shares | Live |
| RICH ALPHA (HONG KONG) LIMITED | Private company limited by shares | Live |
| Smedia Alpha Hong Kong Limited | Private company limited by shares | Live |
| HONG KONG ALPHA SYSTEM LIMITED | Private company limited by shares | Dissolved |
| ALPHA SYSTEMS (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| HONG KONG ALPHA ELECTRONICS TECHNOLOGY LIMITED | | Live |
| Alpha Technology Hong Kong Limited | Private company limited by shares | Live |
| ALPHA SHOES TRADING (HONG KONG) COMPANY LIMITED | Private company limited by shares | Dissolved |
| TRUMP ALPHA (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| ALPHA VECTORS (HONG KONG) LIMITED | Private company limited by shares | Live |
| ALPHA WEALTH HONG KONG LIMITED | Private company limited by shares | Live |
| ALPHA START TECH HONGKONG LIMITED | Private company limited by shares | Live |
| Alpha Hope (HK) Limited | Private company limited by shares | Live |
| ALPHA HORIZON LIMITED | Private company limited by shares | Live |
| ALPHA HORSE LIMITED | Private company limited by shares | Dissolved |
| ALPHA HOUSE LIMITED -THE- | Private company limited by shares | Dissolved |
| HUMBLE WISDOM 1 ALPHA LIMITED | Private company limited by shares | Live |
| ALPHA CARE HYGIENE MANAGEMENT LIMITED | Private company limited by shares | Live |
| ALPHA IDEA INTERNATIONAL LIMITED | Private company limited by shares | Live |
| Alpha Ideas Marketing Limited | | Live |
| IMAGE ALPHA LIMITED | Private company limited by shares | Dissolved |
| IMAGE ALPHA LIMITED | Private company limited by shares | Live |
| IMAGE ALPHA CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| Alpha Imaging Limited | Private company limited by shares | Live |
| ALPHA IMPEX LIMITED | Private company limited by shares | Live |
| Alpha Impex Asia Limited | Private company limited by shares | Live |
| ALPHA INT'L IMPORT & EXPORT LIMITED | | Live |
| ALPHA PACK IMPORT AND EXPORT LIMITED | Private company limited by shares | Live |
| AII ALPHA INTERNATIONAL INC., (H.K.) LIMITED | Private company limited by shares | Dissolved |
| ALPHA INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| ALPHA INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| ALPHA & ABERDEEN INDUSTRIAL LIMITED | Private company limited by shares | Live |
| ALPHA BEST INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| ALPHA INDUSTRIAL CERAMICS LIMITED | Private company limited by shares | Live |
| ALPHA INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| ALPHA INNOVATION INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| NINGBO ALPHA INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| GALAXY ALPHA INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| ALPHA INDUSTRIAL (H.K.) LIMITED | Private company limited by shares | Live Commenced dormancy on 14-Jul-2009 |
| ALPHA (INTERNATIONAL) INDUSTRIAL LIMITED | Private company limited by shares | Live |
| ALPHA KING INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| ALPHA LUCK INDUSTRIAL LIMITED | Private company limited by shares | Live |
| ALPHA POWER INDUSTRIAL LIMITED | Private company limited by shares | Live |
| ALPHA TECH INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| ALPHA Industrial And Trading Co., Limited | Private company limited by shares | Live |
| ALPHA INDUSTRIAL TRADING CO., LIMITED | Private company limited by shares | Live |
| ALPHA WEALTH INDUSTRIAL LIMITED | Private company limited by shares | Live |
| ALPHA INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| Alpha Industry And Investment Co., Limited | Private company limited by shares | Live |
| ALPHA DIAMOND INDUSTRY (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| ALPHA GLASS INDUSTRY LIMITED | Private company limited by shares | Live |
| ALPHA INDUSTRY GROUP LIMITED | Private company limited by shares | Live |
| Alpha (HK) Industry Limited | Private company limited by shares | Live |
| Alpha Drilling Technology & Industry Co., Limited | Private company limited by shares | Live |
| INFINITY ALPHA LIMITED | Private company limited by shares | Live |
| Alpha Infinity Limited | | Live |
| Alpha Infrastructure Fund Limited | | Live |
| ALPHA INNOVATION LIMITED | Private company limited by shares | Dissolved |
| ALPHA INNOVATION LIMITED | Private company limited by shares | Live |
| ALPHA DIGITAL INNOVATION TECHNOLOGY H.K. LIMITED | Private company limited by shares | Live |
| ALPHA INNOVATIONS LIMITED | Private company limited by shares | Live |
| SEMAPHORE ALPHA INNOVATIONS LIMITED | Private company limited by shares | Live |
| INNOVATIVE ALPHA LIMITED | Private company limited by shares | Live |
| Alpha Innovators Limited | | Live |
| Instinet Alpha Trading Limited | Private company limited by shares | Live |
| ALPHA INSTRUMENT LIMITED | Private company limited by shares | Dissolved |
| ALPHA INSURANCE COMPANY LIMITED | Private company limited by shares | Dissolved |
| ALPHA INSURANCE BROKER LIMITED | Private company limited by shares | Live |
| ALPHA INSURANCE CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| Alpha Intel Limited | Private company limited by shares | Live |
| Alpha Intelligence Company Limited | | Live |
| ALPHA INTELLIGENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| INTER ALPHA INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Dissolved |