| HALIFAX SECURITIES CONSULTANCY LIMITED | Private company limited by shares | Dissolved |
| HALLINGHAM SECURITIES LIMITED | Private company limited by shares | Dissolved |
| HAMBURG SECURITIES LIMITED | Private company limited by shares | Dissolved |
| HAMPTON SECURITIES (ASIA) LIMITED | Private company limited by shares | Live |
| HAMWELL SECURITIES COMPANY LIMITED | Private company limited by shares | Dissolved |
| HANCOX SECURITIES LIMITED | Private company limited by shares | Live |
| HANG TAI SECURITIES LIMITED | Private company limited by shares | Live |
| HANG SENG SECURITIES LIMITED | Private company limited by shares | Live |
| HANTEC SECURITIES CO., LIMITED | Private company limited by shares | Live |
| HARBOUR SECURITIES LIMITED | Private company limited by shares | Dissolved |
| HARLEY-MORTIMER SECURITIES LIMITED | Private company limited by shares | Dissolved |
| Harmony Capital Securities Limited | Private company limited by shares | Live |
| HARVEST SECURITIES LIMITED | Private company limited by shares | Live |
| China Harvest Securities Limited | Private company limited by shares | Live |
| SUPER HARVEST SECURITIES AND FUTURES LIMITED | Private company limited by shares | Live |
| Super Harvest Securities Limited | Private company limited by shares | Live |
| Super Harvest Securities Group (Holdings) Limited | Private company limited by shares | Live |
| HARVESTER (SECURITIES) CO. LIMITED | Private company limited by shares | Dissolved |
| Hazel Securities Limited | Private company limited by shares | Live |
| HEAD & SHOULDERS SECURITIES CO., LIMITED | Private company limited by shares | Dissolved |
| HEAD & SHOULDERS SECURITIES LIMITED | Private company limited by shares | Live |
| HENFORD SECURITIES LIMITED | Private company limited by shares | Live |
| HENYEP SECURITIES LIMITED | Private company limited by shares | Live |
| HEREFORD SECURITIES AND MANAGEMENT LIMITED | Private company limited by shares | Live |
| HERMES SECURITIES LIMITED | Private company limited by shares | Live |
| HEUNGKONG SECURITIES LIMITED | Private company limited by shares | Live |
| HEUNGKONG SECURITIES LIMITED | Private company limited by shares | Live |
| KAY HIAN SECURITIES LIMITED | Private company limited by shares | Dissolved |
| HINDSIGHT SECURITIES LIMITED | Private company limited by shares | Dissolved |
| HIP HING SECURITIES LIMITED | Private company limited by shares | Live |
| HING LEE SECURITIES LIMITED | Private company limited by shares | Live |
| CHONG HING SECURITIES LIMITED | Private company limited by shares | Live |
| SUN SHIU HING SECURITIES COMPANY LIMITED | Private company limited by shares | Dissolved |
| C B G SECURITIES (H.K.) LIMITED | Private company limited by shares | Dissolved |
| TNT SECURITIES (H.K.) LIMITED | Private company limited by shares | Dissolved |
| SG SECURITIES (HK) LIMITED | Private company limited by shares | Live |
| M & A SECURITIES (HK) LIMITED | Private company limited by shares | Live |
| TIS SECURITIES (HK) LIMITED | Private company limited by shares | Live |
| HLG SECURITIES (HK) LIMITED | Private company limited by shares | Dissolved |
| CSC SECURITIES (HK) LIMITED | Private company limited by shares | Live |
| DKH SECURITIES (HK) LIMITED | Private company limited by shares | Dissolved |
| OUB SECURITIES (H.K.) LIMITED | Private company limited by shares | Dissolved |
| HDM SECURITIES (H.K.) LIMITED | Private company limited by shares | Dissolved |
| HUA NAN SECURITIES (HK) LIMITED | Private company limited by shares | Live |
| AP SECURITIES (HK) LIMITED | Private company limited by shares | Dissolved |
| COL Securities (HK) Limited | Private company limited by shares | Live |
| GF SECURITIES (HK) LIMITED | Private company limited by shares | Dissolved |
| HIG SECURITIES (HK) LIMITED | Private company limited by shares | Dissolved |
| ETF Securities (HK) Limited | Private company limited by shares | Live |
| ANZ Securities (HK) Limited | Private company limited by shares | Live |
| GFI (HK) Securities Limited | Private company limited by shares | Live |
| SDG Securities (HK) Limited | Private company limited by shares | Live |
| BNS Securities (HK) Limited | Private company limited by shares | Live |
| SOUTHWEST SECURITIES (HK) PROPERTIES AGENCY LIMITED | Private company limited by shares | Live |
| Ayers Alliance Securities (HK) Limited | Private company limited by shares | Live |
| ALLIANCE SECURITIES & FUTURES (H.K.) LIMITED | Private company limited by shares | Dissolved |
| ONG ASIA SECURITIES (HK) LIMITED | Private company limited by shares | Live |
| E-TRADE ASIA SECURITIES (HK) LIMITED | Private company limited by shares | Dissolved |
| Asia Assets Securities (HK) Limited | Private company limited by shares | Dissolved |
| BANCORP PACIFIC SECURITIES (H.K.) LIMITED | Private company limited by shares | Dissolved |
| BLUESTONE SECURITIES (HK) CO., LIMITED | Private company limited by shares | Live |
| SOUTHWEST SECURITIES (HK) BROKERAGE LIMITED | Private company limited by shares | Live |
| SOUTHWEST SECURITIES (HK) CAPITAL LIMITED | Private company limited by shares | Live |
| CENTURY SECURITIES (HK) LIMITED | Private company limited by shares | Dissolved |
| CHANG CHENG SECURITIES (H.K.) CO., LIMITED | Private company limited by shares | Dissolved |
| CHINA SECURITIES (HK) LIMITED | Private company limited by shares | Live |
| CHINA SECURITIES ADVISOR (HK) LIMITED | Private company limited by shares | Dissolved |
| China Investment Securities International Capital (HK) Limited | Private company limited by shares | Live Commenced dormancy on 07-Jun-2016 |
| CHINA EVERBRIGHT SECURITIES (HK) LIMITED | Private company limited by shares | Live |
| CHINA GALAXY SECURITIES (HK) LIMITED | Private company limited by shares | Dissolved |
| SOUTHWEST SECURITIES (HK) CHINA INVESTMENTS LIMITED | Private company limited by shares | Live |
| CICC Securities (HK) Limited | Private company limited by shares | Live |
| Cinda Securities (H.K.) Holdings Limited | | Live |
| CLARION SECURITIES (HK) LIMITED | Private company limited by shares | Dissolved |
| CreditEase Securities (HK) Limited | Private company limited by shares | Live |
| CROWN RICH SECURITIES (H.K.) LIMITED | Private company limited by shares | Dissolved |
| DAIWA SECURITIES INVESTMENT (HK) LIMITED | Private company limited by shares | Dissolved |
| SG SECURITIES (HK) FINANCE LIMITED | Private company limited by shares | Dissolved |
| SOUTHWEST SECURITIES (HK) FINANCE LIMITED | Private company limited by shares | Live |
| Man Financial Securities (HK) Limited | Private company limited by shares | Dissolved |
| Guosen Securities (HK) Financial Holdings Company, Limited | Private company limited by shares | Live |
| FIRST SECURITIES (HK) LIMITED | Private company limited by shares | Live |
| HANWHA FIRST SECURITIES (H.K.) LIMITED | Private company limited by shares | Dissolved |
| LUK FOOK SECURITIES (HK) LIMITED | Private company limited by shares | Live |
| FORTUNE (HK) SECURITIES LIMITED | Private company limited by shares | Live |
| FORUM SECURITIES (HK) LIMITED | Private company limited by shares | Dissolved |
| FRONTEER SECURITIES (HK) LIMITED | Private company limited by shares | Dissolved |
| GUO FU (HK) FUTURES AND SECURITIES LIMITED | Private company limited by shares | Live |
| GuoKing (HK) Securities & Futures Co., Limited | Private company limited by shares | Live |
| SOUTHWEST SECURITIES (HK) FUTURES LIMITED | Private company limited by shares | Live |
| GALAXY SECURITIES (HK) LIMITED | Private company limited by shares | Dissolved |
| Guolian Securities (H.K.) Co., Limited | Private company limited by shares | Live |
| Guosen Securities (HK) Brokerage Company, Limited | Private company limited by shares | Live |
| GUOSEN SECURITIES (HK) CAPITAL COMPANY LIMITED | Private company limited by shares | Live |
| GUOXIN CHINA (HK) SECURITIES LIMITED | Private company limited by shares | Live |
| SG SECURITIES (HK) HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| iFAST Securities (HK) Limited | Private company limited by shares | Live |
| INTER-PACIFIC SECURITIES (HK) LIMITED | Private company limited by shares | Dissolved |
| NH INVESTMENT & SECURITIES (H.K.) LIMITED | Private company limited by shares | Live |
| SOUTHWEST SECURITIES (HK) INVESTMENTS LIMITED | Private company limited by shares | Live |