| GUANGZHOU MAXSUN INFORMATION TECHNOLOGY (HK) LIMITED | Private company limited by shares | Live |
| Guangzhou Xingman Information Technology Co., Limited | Private company limited by shares | Dissolved |
| GUANGXI GUIGANG NETWORK INFORMATION TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| Hairuiao Information Consulting Co., Limited | | Live |
| Haitai Information Technology Co., Limited | Private company limited by shares | Dissolved |
| HaiTao.Com Information Limited | Private company limited by shares | Live |
| HAIYINTONG WEALTH INFORMATION CO., LIMITED | Private company limited by shares | Dissolved |
| HANDING INFORMATION TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| CHINA HANDLE OFFICIAL BUSINESS VOCATION NET INFORMATION LIMITED | Private company limited by shares | Dissolved |
| HANGSHENG INFORMATION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Hanhai Information Technology Co., Limited | | Live |
| HANLUN INFORMATION LIMITED | Private company limited by shares | Live |
| Haoevent Information Limited | Private company limited by shares | Dissolved |
| HARMONY INFORMATION INTERNATIONAL LIMITED | Private company limited by shares | Live |
| HEALTH INFORMATION ASSOCIATION LIMITED | Private company limited by shares | Dissolved |
| Asia Health Information Center Limited | Private company limited by shares | Live |
| HEALTH INFORMATION CONSULTANT LIMITED | Private company limited by shares | Live |
| Hairong Information BiGu Health Co., Limited | Private company limited by shares | Live |
| HK HEALTH INFORMATION SERVICE LIMITED | Private company limited by shares | Live |
| HEARING INFORMATION COMPANY LIMITED | | Live |
| HongKong Meta Heaven Information Technology Co., Limited | | Live |
| HeiHei Information And Media Limited | Private company limited by shares | Live |
| HENRY INFORMATION COMPANY LIMITED | Private company limited by shares | Dissolved |
| Hepha Information Technology Company Limited | Private company limited by shares | Live |
| GAIN HERO INFORMATION CORPORATION LIMITED | Private company limited by shares | Live |
| HEYING INFORMATION CO., LIMITED | Private company limited by shares | Dissolved |
| HK HEYU INFORMATION CONSULTANT CO., LIMITED | Private company limited by shares | Live |
| Heyzer Information Technology Co., Limited | Private company limited by shares | Live |
| HeZhengXun Information (HongKong) Co., Limited | Private company limited by shares | Live |
| HEZHONGTONG INFORMATION NETWORK TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| SX High-Tech Information Group Limited | Private company limited by shares | Live |
| HIGHTECH INFORMATION SYSTEM LIMITED | Private company limited by shares | Live |
| INFORMATION HIGHWAY LIMITED | Private company limited by shares | Dissolved |
| HINTON INFORMATION HONG KONG LIMITED | Private company limited by shares | Live |
| SMR INFORMATION (HK) LIMITED | Private company limited by shares | Live |
| TYR INFORMATION (HK) LIMITED | Private company limited by shares | Live |
| Dasheng Information (HK) Limited | | Live |
| DIGISKY INFORMATION (HK) COMPANY LIMITED | Private company limited by shares | Dissolved |
| CHINA ECONOMIC INFORMATION NET (HK) SOFTWARE ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| Mini-Elite Gathering (HK) Information Group Limited | Private company limited by shares | Live |
| JIACHENG INFORMATION (HK) LIMITED | Private company limited by shares | Live |
| Oriental International Information Technology Services (H.K.) Co. Limited | Private company limited by shares | Live |
| COMTEK INFORMATION SERVICE (HK) LIMITED | Private company limited by shares | Dissolved |
| YUNTIAN INFORMATION (HK) LIMITED | Private company limited by shares | Live |
| HLink Information Limited | | Live |
| HOHOFAST INFORMATION TECH LIMITED | Private company limited by shares | Live |
| HOLD INFORMATION LIMITED | Private company limited by shares | Live |
| HK CYT INFORMATION INTERNATIONAL HOLDING LIMITED | Public company limited by shares | Live |
| HONEST INFORMATION LIMITED | | Live |
| KAI HONG INFORMATION LIMITED | | Live |
| Aiaray (Hong Kong) Information Limited | Private company limited by shares | Live |
| Anfei Information (Hong Kong) Limited | Private company limited by shares | Live |
| ASIAN INFORMATION (HONG KONG) COMPANY LIMITED | Private company limited by shares | Dissolved |
| ASSISTS YOU (HONG KONG) INFORMATION LIMITED | Private company limited by shares | Live |
| Hong Kong Attentive Information Technology Company Limited | Private company limited by shares | Live |
| Hong Kong Life Information Medical Beauty Salon Limited | Private company limited by shares | Dissolved |
| Beyond (Hong Kong) Information Consulting Limited | | Live |
| Xiangsu blockchain information technology (Hong Kong) LIMITED | Private company limited by shares | Live |
| Hong Kong Bluedon Information Security Technology Limited | Private company limited by shares | Live |
| Hong Kong Bonway Information Consulting Limited | Private company limited by shares | Live |
| Hong Kong Brave Information Technology Limited | | Live |
| BROTHER GAME (HONG KONG) INFORMATION TECHNOLOGY LIMITED | | Live |
| HONG KONG BUSINESS INFORMATION LIMITED | Private company limited by shares | Dissolved |
| HONG KONG WIND BUSINESS INFORMATION LIMITED | Private company limited by shares | Live |
| HONG KONG LIFE INFORMATION CANCER CARE CENTRE LIMITED | Company limited by guarantee | Live |
| HONG KONG VICO INFORMATION AND INDUSTRY RESEARCH CENTER LIMITED | Private company limited by shares | Live |
| Top Pro Information Center (Hong Kong) Limited | Private company limited by shares | Live |
| HONG KONG INFORMATION AND CULTURE RESEARCH CENTER LIMITED | Private company limited by shares | Live |
| HONG KONG SUNSHINE ENTRANCE INFORMATION CENTER LIMITED | Private company limited by shares | Live |
| Hong Kong Information Technology Security Evaluation Center Limited | Private company limited by shares | Live |
| Hong Kong Information Security Universal Education Center Limited | Company limited by guarantee | Live |
| Hong Kong Corporate Information Centre Co Limited | | Live |
| HONG KONG HEALTH INFORMATION CENTRE LIMITED | Company limited by guarantee | Dissolved |
| HONG KONG CHINA FURTHER STUDIES INFORMATION CENTRE LIMITED | Company limited by guarantee | Live |
| HONG KONG BABY DELIVERY INFORMATION CENTRE LIMITED | Private company limited by shares | Live |
| HONG KONG SURGICAL AND MEDICAL INFORMATION SERVICES CENTRE LIMITED | Private company limited by shares | Live |
| COMPANION ANIMAL RESEARCH AND INFORMATION CENTRE HONG KONG LIMITED | Private company limited by shares | Dissolved |
| Century Glow (Hong Kong) Information Technology Company Limited | Private company limited by shares | Live |
| HONG KONG DIGITAL CHAOTEX INFORMATION TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| Hong Kong Chenyang Information Technology Limited | Private company limited by shares | Live |
| CHINA INFORMATION CENTER HONG KONG LIMITED | Private company limited by shares | Dissolved |
| CHINA HONG KONG INFORMATION LIMITED | Private company limited by shares | Dissolved |
| CHINA 114 INFORMATION (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| CHINA INFORMATION PUBLICATIONS (HONG KONG) COMPANY LIMITED | Private company limited by shares | Dissolved |
| CHINA WMH (HONG KONG) INFORMATION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| INFORMATION ENGINEERING ALUMNI ASSOCIATION OF THE CHINESE UNIVERSITY OF HONG KONG LIMITED | Company limited by guarantee | Dissolved |
| Hong Kong Chuangli Information Technology Limited | | Live |
| Hong Kong Cisco International Data Centre Information Technology Limited | Private company limited by shares | Dissolved |
| WINE CITY DATA (HONG KONG) INFORMATION TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| ALUMNI ASSOCIATION OF THE DEPARTMENT OF INFORMATION SYSTEMS OF CITY UNIVERSITY OF HONG KONG LIMITED -THE- | Company limited by guarantee | Dissolved |
| HONG KONG CLASSIC INFORMATION TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| Hong Kong Aiying Information Technology Co., Limited | | Live |
| Hong Kong Anwise Information Technology Co., Limited | Private company limited by shares | Live |
| Hong Kong Baokong Information Technology Co., Limited | | Live |
| Hong Kong Baotong Information Technology Co., Limited | Private company limited by shares | Live |
| Hong Kong Benshi Information Technology Co., Limited | Private company limited by shares | Live |
| Hong Kong Benxiang Information Technology Co., Limited | Private company limited by shares | Live |
| HONG KONG BI'AN INFORMATION TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Hong Kong Biyuan Information Technology Co., Limited | Private company limited by shares | Live |
| BLACKPEAK INFORMATION TECHNOLOGY (HONG KONG) CO., LIMITED | | Live |