| HK Nine-T Electronics Co., Limited | | Live |
| NINETEEN CATERING LIMITED | | Live |
| Studio Nineteen Design Limited | Private company limited by shares | Live |
| MASTER NINETEEN COMPANY LIMITED | | Live |
| NUMBER NINETEEN LIMITED | Private company limited by shares | Live |
| NINETEEN PLAYGROUND LIMITED | | Live |
| Nineteen O Three Digital Limited | Private company limited by shares | Live |
| Nineteenth of March Limited | Private company limited by shares | Live |
| NINETH STOREHOUSES HOME FURNISHING HONGKONG HOLDINGS LIMITED | Private company limited by shares | Live |
| NINETIES ENTERPRISE COMPANY LIMITED -THE- | Private company limited by shares | Dissolved |
| NINETIGERKING (CHINA) CO., LIMITED | Private company limited by shares | Dissolved |
| Ninetime Group Holding Limited | Private company limited by shares | Live |
| HONGKONG NINETORI LIMITED | | Live |
| Ninetothefifthpower Company Limited | Private company limited by shares | Live |
| NINETWO TECHNOLOGY (HK) CO., LIMITED | Private company limited by shares | Live |
| NINETY COMPANY LIMITED -THE- | Private company limited by shares | Dissolved |
| NINETY LIMITED | Private company limited by shares | Live |
| NINETY SIX LIMITED | Private company limited by shares | Live |
| SHENZHEN NINETY JEWELRY CO., LIMITED | | Live |
| NINETY DEGREES SPORTS LIMITED | Private company limited by shares | Dissolved |
| Ninety Ninety Eight Limited | | Live |
| Eighty Not Ninety Limited | | Live |
| NINETY EIGHTY GIFT LIMITED | Private company limited by shares | Live |
| Ninety Five (TSH) Limited | Private company limited by shares | Live |
| SIXTEEN NINETY EIGHT (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| NINETY NINE COMPANY LIMITED | Private company limited by shares | Dissolved |
| NINETY NINE SPINS LIMITED | Private company limited by shares | Dissolved |
| Nineteen Ninety Limited | Private company limited by shares | Live |
| Ninety North Education Limited | Private company limited by shares | Live |
| NINETY ONE STUDIO LIMITED | Private company limited by shares | Live |
| NINETY STUDIO LIMITED | Private company limited by shares | Live |
| NINETY8 GARMENT LIMITED | Private company limited by shares | Dissolved |
| NINETY-NINE LIMITED | Private company limited by shares | Live |
| NINETY-ONE COMPANY LIMITED | Private company limited by shares | Live |
| NINETY'S Company Limited | Private company limited by shares | Live |
| Ninety's F&B Limited | | Live |
| NINETY-SEVEN PACIFIC LIMITED | Private company limited by shares | Live |