| Hispania Investment Limited | Private company limited by shares | Live |
| BARLOVENTO HISPANIC SOCIETY LIMITED | Company limited by guarantee | Live |
| HISPANIC MARKETING (HK) LIMITED | Private company limited by shares | Dissolved |
| HISPANO-CATHAY LIMITED | Private company limited by shares | Dissolved |
| HI-SPARK LIMITED | Private company limited by shares | Dissolved |
| HISPE BOATS TECHNOLOGY&TRADE (HK) LIMITED | Private company limited by shares | Dissolved |
| Hi-Speed Centre 2 Limited | Private company limited by shares | Live |
| Hi-Speed Centre 1 Limited | Private company limited by shares | Live |
| Hi-Speed Centre 3 Limited | Private company limited by shares | Live |
| HI-SPEED SUPPLY CHAIN LIMITED | Private company limited by shares | Dissolved |
| Hi-Speed Supply Chain Limited | Private company limited by shares | Live |
| SD Hi-Speed Investment HK Limited | Private company limited by shares | Live |
| HI-SPEED KIOSKS LIMITED | Private company limited by shares | Dissolved |
| Hispeedcity.Com Limited | Private company limited by shares | Live |
| HISPER LIMITED | | Live |
| HiSports Industry Limited | Private company limited by shares | Live |
| Hispring Limited | | Live |
| HISRON IMP&EXP CO., LIMITED | Private company limited by shares | Live |
| HISSAN LIMITED | Private company limited by shares | Live |
| HISSETT COMPANY LIMITED | Private company limited by shares | Dissolved |
| HISSHO INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| HISSO LIMITED | Private company limited by shares | Live |
| HISSON PLASTIC MACHINERY CO., LIMITED | Private company limited by shares | Live |
| HIST 0225 Company Limited | | Live |
| HISTA (HK) INDUSTRIAL & TRADING CO., LIMITED | Private company limited by shares | Live |
| HISTAND DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| HISTAND HONGKONG TRADING CO., LIMITED | Private company limited by shares | Live |
| HISTANDARDS TECHNOLOGIES CO., LIMITED | Private company limited by shares | Live |
| HISTAR LIMITED | Private company limited by shares | Dissolved |
| HI-STAR KNITTING FACTORY LIMITED | Private company limited by shares | Dissolved |
| Histeel Industry Co., Limited | Private company limited by shares | Live |
| HISTEVEN LIMITED | Private company limited by shares | Live |
| HISTHERAPY Clinic Limited | Private company limited by shares | Live |
| Hong Kong Histocraf Trading Limited | | Live |
| HISTOL LIMITED | Private company limited by shares | Dissolved |
| HISTON INDUSTRY CO., LIMITED | Private company limited by shares | Dissolved |
| Histone Limited | | Live |
| H. K. HISTOPATHOLOGY SERVICES LIMITED | Private company limited by shares | Live |
| Historia Limited | Private company limited by shares | Live |
| Historic Company Limited | Private company limited by shares | Live |
| HISTORIC MOTOR SPORTS ASSOCIATION LIMITED | Private company limited by shares | Dissolved |
| Historic Enterprise Limited | Private company limited by shares | Live |
| HISTORIC FASHION LIMITED | Private company limited by shares | Live |
| HISTORIC STORE LIMITED | Private company limited by shares | Live |
| HISTORIC TRIUMPH LIMITED | Private company limited by shares | Live |
| HISTORY LIMITED | Private company limited by shares | Live |
| Centre for the History of the Book in China Limited -The- | Company limited by guarantee | Live |
| MIRROR FOR HISTORY LIMITED | | Live |
| Histream Limited | Private company limited by shares | Dissolved |
| HISTREAM TECHNOLOGY LIMITED | Private company limited by shares | Live |
| HISTRICT AIR AND SHIPPING (GROUP) LIMITED | Private company limited by shares | Dissolved |
| HISTRONG INVESTMENTS LIMITED | Private company limited by shares | Live |
| Hong Kong Design Histroy Network Limited | Company limited by guarantee | Live |
| hi-studio Limited | Private company limited by shares | Live |
| Histure International Limited | | Live |
| HISU TECHNOLOGY LIMITED | Private company limited by shares | Live |
| HI-SUCCESS LIMITED | Private company limited by shares | Dissolved |
| HI-SUCCESS LIMITED | Private company limited by shares | Dissolved |
| HISUCCESS LIMITED | Private company limited by shares | Live |
| HI-SUCCESS DEVELOPMENTS LIMITED | Private company limited by shares | Dissolved |
| HISUMA GROUP LIMITED | Private company limited by shares | Live |
| HISUN AMERON COMPANY LIMITED | Private company limited by shares | Dissolved |
| China Hisun Co., Limited | Private company limited by shares | Live |
| ERIC & HISUN ASSOCIATE LIMITED | Private company limited by shares | Dissolved |
| HISUN Solar Limited | Private company limited by shares | Live |
| HISUN TOYS COMPANY LIMITED | Private company limited by shares | Dissolved |
| HISUNG METAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| HISUNNY CO., LIMITED | Private company limited by shares | Live |
| HISUNNY TECHNOLOGY (HK) LIMITED | Private company limited by shares | Live |
| HISUPER INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| HISVISION INTERNATIONAL (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| HISWAY HOLDING GROUP LIMITED | Private company limited by shares | Dissolved |
| Hiswords Company Limited | Private company limited by shares | Live |
| HISWORLD LIMITED | Private company limited by shares | Live |
| HISYNERGI NUTRITION TECHNOLOGIES R&D LIMITED | Private company limited by shares | Live |
| H.I.T. Fitness Limited | Private company limited by shares | Live |
| HITA COMPANY LIMITED | Private company limited by shares | Dissolved |
| HITA LIMITED | | Live |
| Hita Catering Limited | | Live |
| HITA MACHINERY CO., LIMITED | | Live |
| Hita EdAi Limited | Private company limited by shares | Live |
| HITA INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Live |
| HITA INVESTMENT LIMITED | Private company limited by shares | Live |
| HITA TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| HITAC LIMITED | Private company limited by shares | Live |
| Hitac Group Limited | Private company limited by shares | Live |
| Hitac Group Limited | Private company limited by shares | Live |
| HITAC TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| HITAC TECHNOLOGY LIMITED | Private company limited by shares | Live |
| HITACCO ELECTRICAL MANUFACTORY COMPANY LIMITED | Private company limited by shares | Live |
| HITACHI AIR-CONDITIONING ELECTRIC (HK) INT'L LIMITED | Private company limited by shares | Dissolved |
| HITACHI AIR-CONDITIONING SYSTEMS (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| HITACHI CABLE ASIA LIMITED | Private company limited by shares | Live |
| HITACHI ELECTRIC (CHINA) HOLDING LIMITED | Private company limited by shares | Dissolved |
| China Hitachi Lubricant Limited | Private company limited by shares | Live |
| HITACHI KOKI ASIA CO., LIMITED | Private company limited by shares | Live |
| HITACHI DATA SYSTEMS LIMITED | Private company limited by shares | Live |
| HITACHI FAR EAST LIMITED | Private company limited by shares | Dissolved |
| HITACHI EAST ASIA LIMITED | Private company limited by shares | Live |
| HITACHI ELECTRIC APPLIANCES INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |