| Company | Timeline | Status | |
| Bowmore Energy 2 Limited Director • Investment Professional | 8 Nov 2018←2 Years 7 Months→30 Jun 2021 | Dissolved | |
| Cuadrilla Resources Holdings Limited Director • Managing Director | 14 Apr 2015←4 Years→4 Feb 2020 | Active | |
| Bowmore Energy Limited Director • Investment Professional | 20 Jun 2011←10 Years→30 Jun 2021 | Active | |
| Ensus UK Limited Director • None | 24 May 2011←10 Months→23 Mar 2012 | Active | |
Ensus Limited Director • None | 24 May 2011←10 Months→23 Mar 2012 | Dissolved | |
| Riverstone Europe LLP Non-designated LLP Member • Unreported | 1 Sep 2007←11 Years→30 Jun 2019 | Dissolved | |
| Petroineos Europe Limited Director • Vice President European Busine | 25 Apr 2005←7 Months→12 Dec 2005 | Active | |
| Petroineos Manufacturing Scotland Limited Director • Vice President European Busine | 25 Apr 2005←7 Months→16 Dec 2005 | Active | |
