| Company | Timeline | Status | |
| Seismic Experts Company Limited Director • Geophysicist | 21 Nov 2000←24 Years→Current | Active | |
| Seismic Experts Company Limited Secretary • Geophysicist | 21 Nov 2000←24 Years→Current | Active | |
| Geophysical Consultants Limited Director • Geophysicist | 24 Oct 1996←1 Year 6 Months→11 May 1998 | Dissolved | |
