| Company | Timeline | Status | |
| Natural Hydrogen Consultants Limited Director • Director | 15 May 2023←2 Years 5 Months→Current | Active | |
| H2au Ltd Director • Director | 9 May 2022←1 Year 8 Months→25 Jan 2024 | Active | |
| Kernow Geoscience Limited Director • Director | 10 Apr 2018←7 Years→Current | Active | |
| W.A.Heath & Son Limited Director • Company Director | 21 May 2015←10 Years→Current | Active | |
| Ercl Limited Director • Geophysicist | 11 Feb 2014←4 Years→20 Apr 2018 | Active | |
