| Company | Timeline | Status | |
| Protec Holdings Limited Secretary • Director | 25 Jul 1995←15 Years→20 Aug 2010 | Dissolved | |
| Protec Holdings Limited Director • Director | 25 Jul 1995←15 Years→20 Aug 2010 | Dissolved | |
Protec Design Limited Secretary • Unreported | 24 Jul 1995←9 Years→14 Jul 2005 | Dissolved | |
Protec Design Limited Director • Material Handling Consultant | 26 Nov 1991←12 Years→11 Oct 2004 | Dissolved | |
