| Company | Timeline | Status | |
| Mushroom Groundworks Limited Director • Company Director | 29 Mar 2010←11 Years→31 Oct 2021 | Active | |
| Coal Holdings Corporation Limited Secretary • Unreported | 1 Jul 1993←32 Years→Current | Active | |
| Coal Holdings Corporation Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
| Coastal Fuels Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
