| Company | Timeline | Status | |
| Psu Limited Director • Director | 22 Nov 1999←8 Years→20 Aug 2008 | Active | |
| Psu Limited Secretary • Director | 22 Nov 1999←8 Years→20 Aug 2008 | Active | |
| Psu Designs Limited Director • Company Director | 10 Apr 1992←16 Years→20 Aug 2008 | Active | |
| Psu Designs Limited Secretary • Unreported | 9 Apr 1992←16 Years→20 Aug 2008 | Active | |
