| PROPRUDENT LIMITED | Private company limited by shares | Dissolved |
| PROPS COMPANY LIMITED | Private company limited by shares | Live |
| Props426 Limited | Private company limited by shares | Live |
| HK EVER PROPSECT LIMITED | Private company limited by shares | Live |
| PROPSER GLORIOUS LIMITED | Private company limited by shares | Dissolved |
| PROPTECH COMPANY LIMITED | Private company limited by shares | Dissolved |
| PropTech Limited | | Live |
| LS PROPTECH LIMITED | | Live |
| AI PropTech Limited | | Live |
| Propter Hoc Limited | Private company limited by shares | Live |
| LINK SMART PROPTERTIES LIMITED | Private company limited by shares | Live |
| PROPTICS HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| PROP-TIME COMPANY LIMITED | Private company limited by shares | Dissolved |
| Propul-Act Limited | Private company limited by shares | Dissolved |
| Propulse Limited | | Live |
| PROPULSIO LIMITED | Private company limited by shares | Live |
| Propulsion Express Limited | Private company limited by shares | Live |
| PROPULSION INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| KAFULA PROPULSION LIMITED | Private company limited by shares | Dissolved |
| MAGELEC Propulsion Limited | Private company limited by shares | Live |
| MAGNETIC PROPULSION LIMITED | Private company limited by shares | Live |
| PROPULSION SOLUTIONS LIMITED | | Live |
| E Propulsion Systems Limited | Private company limited by shares | Live |
| BUSINESS PROPULSION SYSTEMS (ASIA) LIMITED | Private company limited by shares | Dissolved |
| ZERO GRAVITY PROPULSION SYSTEMS LIMITED | Private company limited by shares | Live |
| PRO-PURE HONG KONG LIMITED | Private company limited by shares | Live |
| PROPWAY LIMITED | Private company limited by shares | Live |
| PROPWOOD LIMITED | Private company limited by shares | Live |
| PROPYEFLAX LIMITED | Private company limited by shares | Live |