| Company | Timeline | Status | |
| Geocon Group Services Limited Director • Geophysical Consultant | 1 Aug 1991←3 Years→26 Apr 1995 | Dissolved | |
| Geophysical Consultants Limited Director • Geophysical Consultant | 1 Aug 1991←3 Years→26 Apr 1995 | Dissolved | |
| Geocon Group Services Limited Director • Unreported | 1 Jan 1970←25 Years→26 Apr 1995 | Dissolved | |
