| PORTIA LIMITED | Private company limited by shares | Dissolved |
| EVA & PORTIA CO LIMITED | Private company limited by shares | Live |
| Portia Co., Limited | Private company limited by shares | Live |
| PORTIA (U.K.) INTERNATIONAL CO., LIMITED | Private company limited by shares | Dissolved |
| PORTIA (U.K.) INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| Portia Design Limited | Private company limited by shares | Live |
| PORTIA JEWELLERY DESIGN LIMITED | Private company limited by shares | Dissolved |
| PORTIA INTERNATIONAL FAR EAST LIMITED | Private company limited by shares | Dissolved |
| PORTIA FOODS LIMITED | Private company limited by shares | Dissolved |
| GEBAUER - PORTIA CHINA LIMITED | Private company limited by shares | Dissolved |
| PORTIA INTERNATIONAL (H.K.) LIMITED | Private company limited by shares | Dissolved |
| PORTIA INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| PORTIA INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| PORTIA MOTORS LIMITED | Private company limited by shares | Dissolved |
| PORTIA MOTORS SERVICE CENTRE LIMITED | Private company limited by shares | Dissolved |
| PORTIA SHANGHAI INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| PORTIA TEXTILES LIMITED | Private company limited by shares | Dissolved |
| PORTIA INTERNATIONAL TRADING LIMITED | Private company limited by shares | Dissolved |
| PORTIA INTERNATIONAL TRADING LIMITED | Private company limited by shares | Live |