| Company | Timeline | Status | |
| Macquarie Corona Energy Holdings Limited Director • Finance Director | 7 Sep 2004←2 Years→15 Sep 2006 | Active | |
| Glencore Commodities Ltd Director • Finance Officer | 30 Apr 2001←6 Years→31 Jul 2007 | Active | |
| Glencore UK Ltd Director • Finance Officer | 30 Apr 2001←6 Years→31 Aug 2007 | Active | |
