| Company | Timeline | Status | |
| The Paint Research Association Limited Director • Director | 6 Nov 2012←5 Years→1 Dec 2017 | Dissolved | |
| Pera International Director • Director | 21 Apr 2009←8 Years→1 Dec 2017 | Active | |
| The Paint Research Association Limited Director • Vp | 15 Dec 1998←10 Years→22 Jan 2009 | Dissolved | |
