| Company | Timeline | Status | |
Durmine Holdings Limited Director • Geologist | 11 Dec 2006←2 Years→12 Dec 2008 | Dissolved | |
| Roc Oil (Europe) Limited Director • Geologist | 11 Dec 2006←2 Years→12 Dec 2008 | Dissolved | |
| Dno North Sea (Rogb) Limited Director • Geologist | 11 Dec 2006←2 Years→12 Dec 2008 | Active | |
Roc Oil (Falklands) Limited Director • Geologist | 5 Mar 1999←9 Years→12 Dec 2008 | Dissolved | |
