| Hamm Limited | Private company limited by shares | Live |
| HAMMAN COMPANY LIMITED | Private company limited by shares | Live |
| Hamman Valves Limited | | Live |
| HAMMANS HONG KONG LIMITED | Private company limited by shares | Dissolved |
| HAMMANS PACIFIC LIMITED | Private company limited by shares | Dissolved |
| HAMMAR INTERNATIONAL LIMITED | Private company limited by shares | Live |
| Ham-Master Trading Company Limited | Private company limited by shares | Dissolved |
| HAMMAX (HONG KONG) LIMITED | Private company limited by shares | Live |
| HAMMAX TRADING LIMITED | Private company limited by shares | Live |
| HAMMED TRADING COMPANY LIMITED | Private company limited by shares | Live |
| HAMMEHOST LIMITED | Private company limited by shares | Dissolved |
| HAMMEL ASIA LIMITED | Private company limited by shares | Live |
| Hammel Enterprise Limited | Private company limited by shares | Live |
| HAMMER ASIA LIMITED | Private company limited by shares | Live |
| Black Hammer Group Limited | Private company limited by shares | Live |
| HAMMER CAPITAL GC LIMITED | Private company limited by shares | Live |
| GOLD HAMMER LIMITED | Private company limited by shares | Dissolved |
| Grammar Hammer Limited | Private company limited by shares | Live |
| HAMMER INVESTMENT LIMITED | Private company limited by shares | Live |
| LUCKY HAMMER LIMITED | Private company limited by shares | Live |
| HAMMER SOFTWARE LIMITED | Private company limited by shares | Live |
| STAR HAMMER GROUP LIMITED | Private company limited by shares | Live |
| Hammer Time Limited | | Live |
| YELLOW HAMMER LIMITED | Private company limited by shares | Dissolved |
| HAMMERDINK LIMITED | Private company limited by shares | Dissolved |
| HAMMERFEST ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| HAMMERFEST TRADING LIMITED | Private company limited by shares | Dissolved |
| HAMMERHEAD (ASIA) LIMITED | Private company limited by shares | Dissolved |
| Hammerhead Bay (Hong Kong) Venture Capital Co., Limited | | Live |
| Hammerhead Hong Kong Limited | Private company limited by shares | Live |
| HAMMERHEAD SHARK LIMITED | Private company limited by shares | Live |
| HAMMERHEAD SHARK LIMITED | | Live |
| HAMMERING LIMITED | Private company limited by shares | Dissolved |
| HAMMERLOCK INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| HAMMERS INTRA CO., LIMITED | Private company limited by shares | Live |
| SHANGHAI STAR HAMMER'S FURNITURE LIMITED | Private company limited by shares | Live |
| HAMMERSMITH LIMITED | Private company limited by shares | Dissolved |
| HAMMERSMITH LIMITED | Private company limited by shares | Dissolved |
| HAMMERSMITH ASIA COMPANY LIMITED | Private company limited by shares | Live |
| HAMMERSMITH HONGKONG LIMITED | Private company limited by shares | Dissolved |
| HAMMERSMITH INVESTMENT LIMITED | Private company limited by shares | Live |
| HAMMERSTEIN LIMITED | Private company limited by shares | Live |
| Hammerton Capital Co. Limited | Private company limited by shares | Live |
| HAMMERTON ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| Hammerway Limited | | Live |
| HAMMERY COMPANY LIMITED | Private company limited by shares | Live |
| HAMMESON COMPANY, LIMITED | Private company limited by shares | Dissolved |
| HAMMING LIMITED | Private company limited by shares | Dissolved |
| HAMMINGTEX (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| HAMMINGTON LIMITED | Private company limited by shares | Dissolved |
| JACK HAMMINGTON COMPANY LIMITED | Private company limited by shares | Live |
| HAMMINGWAY COMPANY LIMITED | Private company limited by shares | Dissolved |
| HAMMOCK SUPPLY CHAIN LIMITED | | Live |
| HAMMOCKS LIMITED | Private company limited by shares | Live |
| HAMMOND LIMITED | Private company limited by shares | Dissolved |
| A. HAMMOND LIMITED | Private company limited by shares | Live |
| HAMMOND LIMITED | Private company limited by shares | Live |
| HAMMOND ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| HAMMOND ENTERPRISES LIMITED | Private company limited by shares | Live |
| HAMMOND & GAGGINO SHIPPING LIMITED | Private company limited by shares | Dissolved |
| HAMMOND INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| HAMMOND INVESTMENTS LIMITED | Private company limited by shares | Live |
| HAMMOND JOHNSON COMPANY LIMITED | Private company limited by shares | Dissolved |
| HAMMOND TRADING LIMITED | Private company limited by shares | Dissolved |
| HAMMONDSPORT COMPANY LIMITED | Private company limited by shares | Live |
| HAMMONDVILLE COMPANY LIMITED | Private company limited by shares | Dissolved |
| HAMMONIA-TRADE PRIVATE LIMITED | Private company limited by shares | Dissolved |
| HAMMUL LIMITED | Private company limited by shares | Live |
| Hammura One Limited | | Live |
| HAMMURABI COMPANY LIMITED | | Live |
| HAMMURABI SPACE LIMITED | | Live |
| HAMMY GARMENT FACTORY LIMITED | Private company limited by shares | Dissolved |
| HAMMY GROUP HK LIMITED | Private company limited by shares | Live |