| Hyperintel Limited | Private company limited by shares | Live |
| HYPERINVEST ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| HYPERION LIMITED | Private company limited by shares | Dissolved |
| HYPERION HK LIMITED | Private company limited by shares | Live |
| HYPERION LIMITED | Private company limited by shares | Dissolved |
| Hyperion Limited | Private company limited by shares | Live |
| Hyperion Asia Limited | Private company limited by shares | Live |
| HYPERION ENTERPRISES LIMITED | Private company limited by shares | Live |
| HYPERION INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| HYPERION INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| HYPERION MEMORY LIMITED | Private company limited by shares | Live |
| HYPERION PACIFIC LIMITED | Private company limited by shares | Dissolved |
| Hyperion Resources Limited | Private company limited by shares | Live |
| HYPERION SOLAR LIMITED | Private company limited by shares | Live |
| HYPERITHM Limited | Private company limited by shares | Live |
| HYPERIUM LIMITED | Private company limited by shares | Dissolved |
| HyperLab Limited | Private company limited by shares | Live |
| Hyperland Limited | Private company limited by shares | Live |
| Hyperland Co., Limited | Private company limited by shares | Live |
| HyperLife Technology Inc. Limited | Private company limited by shares | Live |
| TIKI HYPERLIGHT TELECOM LIMITED | Private company limited by shares | Live |
| Hyperlink Oil & Gas Company Limited | Private company limited by shares | Live |
| SHENZHEN HYPERLITE LIMITED | Private company limited by shares | Live |
| Hyperlogic Limited | Private company limited by shares | Live |
| China Hyperloop Limited | Private company limited by shares | Live |
| HK HYPERLOV TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Hyperlux Limited | | Live |
| KOREA HYPERMAE COSMETICS CO., LIMITED | Private company limited by shares | Live |
| HyperMarket Limited | Private company limited by shares | Live |
| HIPERMART HYPERMARKET HK LIMITED | Private company limited by shares | Live |
| CHINA HYPERMEDIA LIMITED | Private company limited by shares | Dissolved |
| Hypermotord HK Holding Limited | Private company limited by shares | Live |
| Hypermove Limited | | Live |
| HYPERNAUT LIMITED | Private company limited by shares | Live |
| HYPERNEER LIMITED | Private company limited by shares | Live |
| HT HYPERNET LIMITED | Private company limited by shares | Dissolved |
| Hypernova Limited | Private company limited by shares | Live |
| Hypernova One Limited | Private company limited by shares | Live |
| Hyperparameter Technology (HK) Limited | Private company limited by shares | Live |
| HYPERPROFIT LIMITED | Private company limited by shares | Live |
| Hyperreal Limited | Private company limited by shares | Live |
| Hyperscale Agency Limited | | Live |
| Hypershell Limited | | Live |
| Hypershields Limited | Private company limited by shares | Live |
| HYPERSNAILS LIMITED | Private company limited by shares | Dissolved |
| Hypersonica Asia Limited | Private company limited by shares | Live |
| HYPERSPACE HK LIMITED | Private company limited by shares | Live |
| Hyperspace Limited | Private company limited by shares | Live |
| HYPERSPOTS CHINA LIMITED | Private company limited by shares | Live |
| Hyperspotters Limited | Private company limited by shares | Live |
| HYPERSUN LIMITED | Private company limited by shares | Live |
| Shenzhen Hypersunsolar Limited | Private company limited by shares | Live |
| Hypersupply Limited | Private company limited by shares | Live |
| BRIDGEWAY HYPERSYSTEMS HOLDING LIMITED | Private company limited by shares | Dissolved |
| Hyper-T Capital Limited | Private company limited by shares | Live |
| Hong Kong HyperTap Technology Limited | Private company limited by shares | Live |
| HK HYPERTAP INTERACTIVE TECH LIMITED | Private company limited by shares | Live |
| HYPER-TECH COMPANY LIMITED | Private company limited by shares | Dissolved |
| Hypertech PCB Limited | Private company limited by shares | Live |
| HYPER-TECH COMPANY LIMITED | Private company limited by shares | Live |
| HK Hypertech Limited | Private company limited by shares | Live |
| HYPER-TECH INNOVATIONS CO., LIMITED | Private company limited by shares | Dissolved |
| Hypertech Daco Limited | Private company limited by shares | Dissolved |
| Nova Hyper-Tech Limited | Private company limited by shares | Dissolved |
| HyperTech Solutions Limited | | Live |
| HYPERTEXT TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| Hongkong Hyper-Threading Technology Limited | | Live |
| HYPERTRADE LIMITED | Private company limited by shares | Dissolved |
| HyperTrans Limited | | Live |
| HYPERTREE LIMITED | | Live |
| HYPERTRONICES LIMITED | Private company limited by shares | Dissolved |
| HYPERVALU LIMITED | Private company limited by shares | Dissolved |
| HYPERVAST LIMITED | Private company limited by shares | Dissolved |
| AMERICA HYPERVAST DEVELOPMENTS LIMITED | Private company limited by shares | Dissolved |
| HYPERVAST DEVELOPMENTS LIMITED | Private company limited by shares | Dissolved |
| HYPERVAST INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| HyperView Global Limited | Private company limited by shares | Live |
| HYPERVIEW (H.K.) CO., LIMITED | Private company limited by shares | Dissolved |
| CYL HYPERWARE LIMITED | Private company limited by shares | Live |
| Hyperwarp International Trading Co., Limited | Private company limited by shares | Live |
| Hyperway Limited | Private company limited by shares | Live |
| HYPERWEALTH LIMITED | Private company limited by shares | Dissolved |
| HYPERWIZ TECHNOLOGY (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| HYPERWSN CO., LIMITED | Private company limited by shares | Live |
| HyperX Limited | Private company limited by shares | Live |
| HYPERYON LIMITED | Private company limited by shares | Live |