| Company | Timeline | Status | |
| Button Holdings Limited Secretary • Company Secretary | 1 Aug 1996←9 Years→17 Nov 2005 | Active | |
| Industrial Scrap Processing Limited Secretary • Unreported | 1 Aug 1996←9 Years→17 Nov 2005 | Active | |
| W.F.Button & Son Limited Secretary • Company Secretary | 1 Aug 1996←8 Years→30 Jun 2005 | Dissolved | |
