| HEALTHPASS INFORMATION TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| HEDY INFORMATION TECHNOLOGY INDUSTRY COMPANY LIMITED | Private company limited by shares | Dissolved |
| Runner's Helper Information Technology Limited | Private company limited by shares | Live |
| HERO CAN INFORMATION TECHNOLOGY CO., LIMITED | | Live |
| Highcom Information Technology Co., Limited | Private company limited by shares | Live |
| HIGHPOWER INFORMATION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Yellow Hills Information Technology (Hongkong) Limited | Private company limited by shares | Live |
| HISUN INFORMATION TECHNOLOGY HK CO., LIMITED | Private company limited by shares | Dissolved |
| Hitech Information Technology Company Limited | Private company limited by shares | Live |
| WIN WIN INFORMATION TECHNOLOGY (HK) LIMITED | Private company limited by shares | Dissolved |
| GOO HOE INFORMATION TECHNOLOGY (HK) COMPANY LIMITED | Private company limited by shares | Dissolved |
| Jia An Information Technology (HK) Company Limited | Private company limited by shares | Live |
| LUK FUK INFORMATION TECHNOLOGY (HK) LIMITED | Private company limited by shares | Dissolved |
| JM INFORMATION TECHNOLOGY (HK) CO. LIMITED | Private company limited by shares | Live |
| KP INFORMATION TECHNOLOGY (HK) COMPANY LIMITED | Private company limited by shares | Live |
| ET Information Technology (HK) Limited | Private company limited by shares | Live |
| SC INFORMATION TECHNOLOGY (HK) LIMITED | Private company limited by shares | Live |
| CE Information Technology (HK) Limited | Private company limited by shares | Live |
| TFT Information & Technology (H.K.) Company Limited | Private company limited by shares | Live |
| WBF Information Technology (HK) Limited | Private company limited by shares | Live |
| Joy Information Technology (HK) Limited | Private company limited by shares | Live |
| Dasheng Technology Information (HK) Limited | | Live |
| FanDa Information Technology (HK) Limited | Private company limited by shares | Live |
| M.Ewon Information Technology (HK) Limited | Private company limited by shares | Live |
| Ming-Xin Information (HK) Technology Limited | Private company limited by shares | Live |
| INFORMATION SELF-DEFENCE TECHNOLOGY (H.K.) LIMITED | Private company limited by shares | Dissolved |
| STRATEGY INFORMATION TECHNOLOGY (HK) LIMITED | Private company limited by shares | Live |
| H.K.E.T. INFORMATION TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| Homempire Information Technology Limited | Private company limited by shares | Live |
| 9z Information Technology (HongKong) Limited | Private company limited by shares | Live |
| MTC Information Technology (HongKong) Limited | Private company limited by shares | Live |
| UEU Information Technology (HongKong) Limited | Private company limited by shares | Live |
| HONGLIAN INFORMATION TECHNOLOGY (HK) COMPANY LIMITED | Private company limited by shares | Live |
| Hongyear Information Technology (Hongkong) Co., Limited | | Live |
| HONIX INFORMATION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Honor Information Technology Co., Limited | Private company limited by shares | Live |
| HORIZON INFORMATION TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| HOTGAME INFORMATION TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| HOTUNDA INFORMATION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Information Technology House Limited | Private company limited by shares | Dissolved |
| H-TECH Information Technology Co., Limited | | Live |
| Huachuang Information Technology Co., Limited | Private company limited by shares | Dissolved |
| Huanchuang Information Technology Limited | Private company limited by shares | Live |
| Huayue Information Technology Limited | Private company limited by shares | Live |
| HK HUAZAI INFORMATION TECHNOLOGY LIMITED | | Live |
| HUCHUANG INFORMATION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Huichuang Information Technology Limited | | Live |
| Huichuang Information Technology Co., Limited | Private company limited by shares | Dissolved |
| HUILING INFORMATION TECHNOLOGY (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| HUISHANG INFORMATION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Hutchison Information Technology Limited | Private company limited by shares | Dissolved |
| Hylife Information Technology Limited | Private company limited by shares | Live |
| Hyperlink Information Technology Limited | Private company limited by shares | Live |
| Ibaye Information Technology (HK) Co., Limited | Private company limited by shares | Live |
| Ibition Information Technology Company Limited | Private company limited by shares | Live |
| ICTOLOGY INFORMATION TECHNOLOGY (HK) LIMITED | Private company limited by shares | Live |
| HLB HODGSON IMPEY CHENG INFORMATION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| CHINA INDUSTRIAL INFORMATION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| CHINA INFORMATION TECHNOLOGY INDUSTRIAL LIMITED | | Live |
| Infinity Information Technology Company Limited | Private company limited by shares | Live |
| CHINA INFORMATION TECHNOLOGY INFRASTRUCTURE LIMITED | Private company limited by shares | Dissolved |
| INNOVATION INFORMATION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| JD Innovation Information Technology Limited | Private company limited by shares | Live |
| INSTANT POWER INFORMATION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| INTEGRATED INFORMATION TECHNOLOGY (HK) LIMITED | Private company limited by shares | Dissolved |
| INTER-CO-NET Information Technology Limited | Private company limited by shares | Live |
| INFORMATION TECHNOLOGY INTERNATIONAL LIMITED | Private company limited by shares | Live |
| ITEX INFORMATION TECHNOLOGY EQUIPMENT EXPORT LIMITED | Private company limited by shares | Dissolved |
| IWORK Information Technology HK Limited | Private company limited by shares | Live |
| Iyougo Information Technology Limited | Private company limited by shares | Live |
| Jackysoft Information Technology Limited | Private company limited by shares | Live |
| Jamesin Information Technology Limited | | Live |
| JAVA Information Technology HK Company, Limited | Private company limited by shares | Dissolved |
| JETWAY INFORMATION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| JIANHONG INFORMATION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Jiayuan Information Technology Limited | | Live |
| HK JINLEEY INFORMATION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| JINMENG INFORMATION TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| Jinqian Information Technology Limited | | Live |
| Qingdao Jinxiu Information Technology Limited | Private company limited by shares | Live |
| JiPu Information Technology Limited | Private company limited by shares | Live |
| JIREH GRACE INFORMATION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| HK JIUJIN INFORMATION TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| JUNLIN TECHNOLOGY INFORMATION LIMITED | Private company limited by shares | Live |
| HK JUNSHANG INFORMATION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Junyu Information Technology Co., Limited | Private company limited by shares | Live |
| JUYOU INFORMATION TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Kaiao Information Technology Co., Limited | Private company limited by shares | Live |
| Kaige Information Technology Limited | Private company limited by shares | Live |
| Kairui Information Technology Limited | Private company limited by shares | Live |
| KANGEE INFORMATION TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| KERNARL INFORMATION & TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| KINGMES INFORMATION TECHNOLOGY (HK) LIMITED | Private company limited by shares | Dissolved |
| KINGSWELL INFORMATION TECHNOLOGY (H.K.) LIMITED | Private company limited by shares | Live |
| KIRIN INFORMATION TECHNOLOGY LIMITED | | Live |
| KONG HEE INFORMATION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Koray Information Technology Limited | Private company limited by shares | Live |
| Kylin Information Technology Limited | Private company limited by shares | Live |
| Labox Information Technology Limited | Private company limited by shares | Dissolved |
| Lanhai Information Technology Company Limited | Private company limited by shares | Live |