| hackathon.hk Limited | Company limited by guarantee | Dissolved |
| HACKBERRY COMPANY LIMITED | Private company limited by shares | Dissolved |
| HACKBERRY COMPANY LIMITED | Private company limited by shares | Dissolved |
| HACKBERRY COMPANY LIMITED | Private company limited by shares | Live |
| Hackberry Nettle Limited | Private company limited by shares | Dissolved |
| HAPPY HACKED LIMITED | Private company limited by shares | Live |
| HACKELASER COMPANY LIMITED | Private company limited by shares | Live |
| HACKER LIMITED | Private company limited by shares | Dissolved |
| ARTHUR HACKER LIMITED | Private company limited by shares | Dissolved |
| Hacker Interstellar HK Limited | Private company limited by shares | Live |
| LINDNER, COX & HACKER (FAR EAST) LIMITED | Private company limited by shares | Dissolved |
| MINDS HACKER LIMITED | Private company limited by shares | Live |
| AJ HACKETT ASIA LIMITED | Private company limited by shares | Dissolved |
| Hackett Asia Limited | Private company limited by shares | Live |
| HACKETT DESIGN COMPANY LIMITED | Private company limited by shares | Live |
| HACKFLON COMPANY LIMITED | Private company limited by shares | Dissolved |
| HACKFORD INTERNATIONAL MARINE LIMITED | Private company limited by shares | Dissolved |
| Growth Hacking Limited | Private company limited by shares | Live |
| Hacking Growth Limited | | Live |
| Hacking Industrial Co., Limited | Private company limited by shares | Live |
| LINDFIELD HACKING LIMITED | Private company limited by shares | Live |
| HACKLETON LIMITED | Private company limited by shares | Dissolved |
| HACKLIN CHINA LIMITED | Private company limited by shares | Live |
| HACKLIN SHIPPING CO., LIMITED | Private company limited by shares | Dissolved |
| HACKMACK & CO. LIMITED | Private company limited by shares | Dissolved |
| Hackmint Limited | Private company limited by shares | Live |
| HACKMORE COMPANY LIMITED | Private company limited by shares | Dissolved |
| HACKNEY COMPANY LIMITED | Private company limited by shares | Dissolved |
| HACK&RS INC. LIMITED | Private company limited by shares | Dissolved |
| HACKSOME LIMITED | Private company limited by shares | Dissolved |
| Hackton Metals & Jewellery Limited | Private company limited by shares | Live |