| Company | Timeline | Status | |
| Nobel Oil E&P (UK) Limited Director • Non-executive Director | 20 Jun 2014←2 Years 8 Months→15 Mar 2017 | Active | |
| Franklin Global Trust Plc Director • Director | 24 Nov 2011←9 Years→30 Apr 2021 | Active | |
| Hydrodec Group Plc Director • Director | 18 Jun 2009←3 Years→24 Oct 2012 | Dissolved | |
| Wellstream Holdings Limited Director • Accountant | 19 Mar 2007←3 Years→4 Feb 2011 | Dissolved | |
| Gaskellinc Limited Director • Accountant | 7 Jul 2006←19 Years→Current | Active | |
| ABRDN Japan Investment Trust Plc Director • Director | 31 Mar 2004←15 Years→31 Mar 2019 | Liquidation | |
| Lse Enterprise Ltd Director • Retired | 9 Feb 2004←12 Years→21 Jul 2016 | Active | |
| Enterprise Oil Operations Limited Director • Accountanty Executive | 8 May 2002←4 Months→27 Sep 2002 | Dissolved | |
| Shell Supplementary Pension Plan Trustees Limited Director • Accountant | 8 May 2002←4 Months→13 Sep 2002 | Active | |
| Saxon Oil Miller Limited Director • Accountant | 8 May 2002←5 Months→18 Oct 2002 | Active | |
