| Company | Timeline | Status | |
| Ercl Limited Director • Geophysicist | 11 Feb 2014←1 Year 1 Month→7 Apr 2015 | Active | |
| Saer Limited Director • Geophysicist | 4 Apr 2012←13 Years→Current | Liquidation | |
| Irons Geophysical Consulting Limited Director • Technical Consultant | 26 Sep 2005←20 Years→Current | Active | |
