| Kylin Securities Limited | Private company limited by shares | Live |
| KYOKUTO SECURITIES (ASIA) LIMITED | Private company limited by shares | Dissolved |
| LAERTES SECURITIES COMPANY LIMITED | Private company limited by shares | Live |
| LAMTEX SECURITIES LIMITED | Private company limited by shares | Live |
| PARK LANE SECURITIES LIMITED | Private company limited by shares | Live |
| Lapland Securities Limited | Private company limited by shares | Live |
| LARGS SECURITIES LIMITED | Private company limited by shares | Dissolved |
| LAVENHILL SECURITIES LIMITED | Private company limited by shares | Live |
| LAVERACK SECURITIES LIMITED | Private company limited by shares | Dissolved |
| LAWTON SECURITIES COMPANY LIMITED | Private company limited by shares | Dissolved |
| Lazarus Securities Limited | Private company limited by shares | Live |
| ON LEADER SECURITIES COMPANY LIMITED | Private company limited by shares | Dissolved |
| LECTERN SECURITIES LIMITED | Private company limited by shares | Dissolved |
| LEE'S SECURITIES COMPANY LIMITED | Private company limited by shares | Live |
| Lego Securities Limited | Private company limited by shares | Live |
| Lego Securities Limited | Private company limited by shares | Live |
| LEHIN SECURITIES LIMITED | Private company limited by shares | Live |
| PAN ASIA SECURITIES LENDING ASSOCIATION LIMITED | Company limited by guarantee | Live |
| AIG GLOBAL SECURITIES LENDING (ASIA) LIMITED | Private company limited by shares | Dissolved |
| LERONG SECURITIES LIMITED | Private company limited by shares | Live |
| LESGOW SECURITIES LIMITED | Private company limited by shares | Dissolved |
| Hua Liang Securities Limited | Private company limited by shares | Live |
| LIANHUA SECURITIES LIMITED | | Live |
| LIBERTON SECURITIES LIMITED | Private company limited by shares | Dissolved |
| ECM LIBRA SECURITIES LIMITED | Private company limited by shares | Dissolved |
| Libra Securities Limited | Private company limited by shares | Live |
| LIBRA ASIA SECURITIES LIMITED | Private company limited by shares | Live |
| LIGHT HOUSE SECURITIES LIMITED | Private company limited by shares | Live |
| NORTHERN LIGHT SECURITIES LIMITED | Private company limited by shares | Live |
| Wealth Link Securities Limited | Private company limited by shares | Live |
| Well Link Securities Limited | Private company limited by shares | Live |
| LINKS Capital Securities Limited | Private company limited by shares | Live |
| LINTEL SECURITIES LIMITED | Private company limited by shares | Live |
| LIONS SECURITIES STOCK LIMITED | Private company limited by shares | Live |
| LIPPO SECURITIES LIMITED | Private company limited by shares | Live |
| Livermore Securities Limited | Private company limited by shares | Live |
| Livermore Securities AI Trade in Stocks Limited | Private company limited by shares | Live |
| LLOYD SECURITIES COMPANY LIMITED | Private company limited by shares | Dissolved |
| PHOENIX LLOYD SECURITIES LIMITED | Private company limited by shares | Dissolved |
| LOBSTER SECURITIES COMPANY LIMITED | Private company limited by shares | Live |
| Logic Securities Company Limited | Private company limited by shares | Live |
| LOLLIMAN SECURITIES LIMITED | Private company limited by shares | Dissolved |
| LongSing Securities Group Limited | Private company limited by shares | Live |
| Look's Securities Limited | Private company limited by shares | Live |
| JIN LOONG SECURITIES COMPANY LIMITED | Private company limited by shares | Dissolved |
| MAN LOONG SECURITIES LIMITED | Private company limited by shares | Dissolved |
| LOYAL WAY SECURITIES LIMITED | Private company limited by shares | Live |
| LUCKSCHARM SECURITIES LIMITED | Private company limited by shares | Dissolved |
| Lumineux Securities Limited | Private company limited by shares | Live |
| GA LUNG SECURITIES COMPANY LIMITED | Private company limited by shares | Dissolved |
| MAN LUNG SECURITIES LIMITED | Private company limited by shares | Dissolved |
| WAN LUNG SECURITIES LIMITED | Private company limited by shares | Live |
| HING LUNG SECURITIES LIMITED | Private company limited by shares | Dissolved |
| WING LUNG SECURITIES LIMITED | Private company limited by shares | Live |
| LYDGATE SECURITIES LIMITED | Private company limited by shares | Live |
| Lynx Securities Limited | Private company limited by shares | Live |
| CHINA SECURITIES MAGAZINE LIMITED | Private company limited by shares | Live |
| MAGNUM SECURITIES LIMITED | Private company limited by shares | Live |
| MAGNUM SECURITIES (FAR EAST) LIMITED | Private company limited by shares | Dissolved |
| MAGUSTA SECURITIES LIMITED | Private company limited by shares | Live |
| MAINLAND SECURITIES LIMITED | Private company limited by shares | Live |
| MALAHON SECURITIES LIMITED | Private company limited by shares | Live |
| PALL MALL SECURITIES LIMITED | Private company limited by shares | Dissolved |
| CM Securities Asset Management Limited | Private company limited by shares | Live |
| Keptain Securities and Asset Management Limited | Private company limited by shares | Live |
| CAFRA BROTHERS SECURITIES (MANAGEMENT) LIMITED | Private company limited by shares | Dissolved |
| CHINA EVERBRIGHT SECURITIES ASSET MANAGEMENT LIMITED | Private company limited by shares | Live |
| YUEN CHOW SECURITIES (MANAGEMENT) LIMITED | Private company limited by shares | Dissolved |
| GLOBAL FINANCIAL SECURITIES INVESTMENT MANAGEMENT LIMITED | Private company limited by shares | Live |
| MING TEH SECURITIES MANAGEMENT LIMITED | Private company limited by shares | Dissolved |
| Northwest Securities Investment Management Company Limited | Private company limited by shares | Live |
| Orient Securities Asset Management Limited | Private company limited by shares | Live |
| PAN PACIFIC SECURITIES MANAGEMENT LIMITED | Private company limited by shares | Dissolved |
| CHINA RISE SECURITIES ASSET MANAGEMENT COMPANY LIMITED | Private company limited by shares | Live |
| SAFEKEEPING SECURITIES MANAGEMENT LIMITED | Private company limited by shares | Dissolved |
| STI Securities & Wealth Management Limited | Private company limited by shares | Live |
| YAMA MAGEE SECURITIES MANAGEMENT LIMITED | Private company limited by shares | Dissolved |
| CHELSEA SECURITIES (UNIT TRUST MANAGERS) LIMITED | Private company limited by shares | Dissolved |
| MANBLE SECURITIES LIMITED | Private company limited by shares | Dissolved |
| MANRICH SECURITIES LIMITED | Private company limited by shares | Dissolved |
| Marketsense Securities Limited | Private company limited by shares | Live |
| MARS SECURITIES COMPANY LIMITED | Private company limited by shares | Live |
| MARSTON SECURITIES LIMITED | Private company limited by shares | Dissolved |
| SECURITIES MART.COM LIMITED | Private company limited by shares | Dissolved |
| MARUSO SECURITIES (ASIA) COMPANY LIMITED | Private company limited by shares | Dissolved |
| MASCOT SECURITIES LIMITED | Private company limited by shares | Dissolved |
| Mason Securities Limited | Private company limited by shares | Live |
| Medallion Securities HK Limited | | Live |
| Meex Digital Securities Limited | | Live |
| MEGA SECURITIES LIMITED | Private company limited by shares | Live |
| MEGABASE SECURITIES LIMITED | Private company limited by shares | Live |
| MEGAWEALTH SECURITIES LIMITED | Private company limited by shares | Dissolved |
| Mejority Securities Limited | Private company limited by shares | Live |
| MELVISTA SECURITIES LIMITED | Private company limited by shares | Dissolved |
| JIA MENG SECURITIES INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| MERRYLITE SECURITIES LIMITED | Private company limited by shares | Dissolved |
| METRO CAPITAL SECURITIES LIMITED | Private company limited by shares | Live |
| MEVAS SECURITIES LIMITED | Private company limited by shares | Dissolved |
| Midas Securities Limited | Private company limited by shares | Live |
| MIMICO SECURITIES LIMITED | Private company limited by shares | Dissolved |