| Penna and Company Limited | Private company limited by shares | Live |
| Penna Design Company Limited | Private company limited by shares | Live |
| PENNA ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| ACE PENNANT LIMITED | Private company limited by shares | Live |
| PROMISING PENNANT LIMITED | Private company limited by shares | Live |
| WISDOM PENNANT LIMITED | Private company limited by shares | Live |
| PENNARD LIMITED | Private company limited by shares | Dissolved |
| PENNASILK COMPANY LIMITED | Private company limited by shares | Dissolved |