| Company | Timeline | Status | |
| The Association For Renewable Energy And Clean Technology Director • Director | 27 Sep 2023←2 Years 2 Months→Current | Active | |
| Heero Technologies Limited Director • Company Director, Chair And Advisor | 18 Sep 2023←2 Years 2 Months→Current | Liquidation | |
| Zemo Partnership Limited Director • Non-executive Chair/director | 11 Aug 2021←4 Years→Current | Active | |
| Est (Holdings) Limited Director • Chief Executive | 2 Oct 2014←5 Years→31 Mar 2020 | Active | |
| Renewable Energy Assurance Limited Director • Chief Executive | 26 Nov 2013←12 Years→Current | Active | |
| Energy Saving Trust Enterprises Limited Director • Company Director | 11 Oct 2011←8 Years→31 Mar 2020 | Active | |
| Ellen Macarthur Foundation Director • Ceo Est | 14 Jul 2009←16 Years→Current | Active | |
| Low Carbon Vehicle Partnership Director • Energy Saving Advisor | 20 Mar 2009←16 Years→Current | Active | |
| The Energy Saving Trust Limited Director • Ceo | 23 Jan 2003←17 Years→31 Mar 2020 | Active | |
Marks And Spencer Savings And Investments Limited Director • Divisional Director | 22 Feb 1999←1 Year 8 Months→31 Oct 2000 | Dissolved | |
