| Company | Timeline | Status | |
| D'Terra Geoscience Limited Director • Geophysicist | 15 Jan 2019←2 Years 2 Months→16 Mar 2021 | Dissolved | |
Dterra Geophysics Ltd Director • Geophysicist | 11 Apr 2012←4 Years→31 Jan 2017 | Dissolved | |
D'Terra Geoscience Limited Director • Geophysicist | 29 Aug 2009←5 Years→23 Dec 2014 | Dissolved | |
| Country Cousins (Property Management) Limited Director • Geophysicist | 24 Aug 2004←5 Years→30 Apr 2010 | Active | |
