| Company | Timeline | Status | |
| Ballater (RD) Limited Director • Retired | 12 Dec 2007←6 Years→20 Nov 2014 | Active | |
Carlton Resources Plc Director • Geologist | 21 Mar 2005←2 Years 6 Months→21 Sep 2007 | Dissolved | |
Fluormin Limited Director • Mineral Economist | 25 Oct 2004←4 Years→18 Nov 2008 | Dissolved | |
Mineral Industry Research Organisation Director • Mineral Economist | 19 Sep 2003←2 Years 2 Months→30 Nov 2005 | Dissolved | |
| Tiger Alpha Plc Director • Mineral Economist | 23 Oct 1998←3 Years→31 Mar 2002 | Active | |
| Consolidated European Holdings Plc Director • Director | 11 Oct 1992←1 Day→11 Oct 1992 | Active | |
