| PORTSMOUTH LIMITED | Private company limited by shares | Live |
| PORTSMOUTH INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| PORTSON LIMITED | Private company limited by shares | Live |
| PORTSON ASIA LIMITED | Private company limited by shares | Dissolved |
| PORTSON INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| PORTSTEWART LIMITED | Private company limited by shares | Live |
| PORTSUN ENTERPRISES LIMITED | Private company limited by shares | Live |
| PORTSVILLE LIMITED | Private company limited by shares | Dissolved |
| PORTSWEALTH HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| Portta Electronics & Technology Limited | Private company limited by shares | Live |
| PORT-TECH ELECTRONICS COMPANY LIMITED | Private company limited by shares | Dissolved |
| Pets Best Portugal Limited | | Live |
| By THE PORTUGUESE LIMITED | Private company limited by shares | Live |
| PORTUGUESE FRIENDSHIP ASSOCIATES, LIMITED | Private company limited by shares | Dissolved |
| PCG, PORTUGUESE CONSULTING GROUP LIMITED | Private company limited by shares | Live |
| DUMBO PORTUGUESE RESTAURANT LIMITED | Private company limited by shares | Dissolved |
| PORTUGUESE INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| PORTUGUESE PRODUCTS LIMITED | Private company limited by shares | Dissolved |
| PORTUGUESE RESTAURANT LIMITED | Private company limited by shares | Dissolved |
| PORTUMNA LIMITED | Private company limited by shares | Dissolved |
| Portunus Hong Kong Limited | Private company limited by shares | Live |
| PORTUS LIMITED | Private company limited by shares | Live |
| PORTVIEW LIMITED | Private company limited by shares | Dissolved |
| PORTVIZA LIMITED | Private company limited by shares | Live |
| PORTWARD TRADING LIMITED | Private company limited by shares | Dissolved |
| PORTWARNER LIMITED | Private company limited by shares | Dissolved |
| PORTWAVE LIMITED | Private company limited by shares | Live |
| PORTWAY LIMITED | Private company limited by shares | Live |
| PORTWAY CORPORATION LIMITED | Private company limited by shares | Live |
| PORTWAY FAR EAST LIMITED | Private company limited by shares | Dissolved |
| PORTWAY INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| PORTWAY INTERNATIONAL LIMITED | Private company limited by shares | Live |
| PORTWAY TRADING LIMITED | Private company limited by shares | Dissolved |
| PORTWAY TRADING & SHIPPING LIMITED | Private company limited by shares | Live |
| PORTWEALTH PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| PORTWELL COMPANY LIMITED | Private company limited by shares | Dissolved |
| PORTWELL INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| Portwhite Goal Limited | Private company limited by shares | Live |
| PORTWIDE INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| PORTWIN LIMITED | Private company limited by shares | Live |
| PORTWIRE LIMITED | Private company limited by shares | Dissolved |
| PORTWOOD COMPANY LIMITED | Private company limited by shares | Live |
| PORTWOOD CAPITAL LIMITED | Private company limited by shares | Live |