| Company | Timeline | Status | |
| Ferrexpo Plc Director • Company Director | 19 May 2016←4 Years→24 Aug 2020 | Active | |
| Isenhurst Management Company Limited Director • Unreported | 12 Mar 2014←11 Years→Current | Active | |
| Barrick TZ Limited Director • Retired/company Director | 24 Oct 2013←5 Years→17 Sep 2019 | Active | |
| Essar Energy Limited Director • Non-executive Director | 29 Mar 2012←2 Years 1 Month→19 May 2014 | Active | |
| Tullow Oil Plc Director • Director | 14 Mar 2012←8 Years→23 Apr 2020 | Active | |
