| Company | Timeline | Status | |
| Enerzen Limited Director • Director-engineer | 11 Feb 2003←8 Years→24 Nov 2011 | Dissolved | |
| Theta Services Limited Secretary • Unreported | 10 Jun 1992←33 Years→Current | Active | |
| Theta Services Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
