| Company | Timeline | Status | |
| Hyenergy Holdings Limited Director • Director | 15 Jun 2020←5 Years→Current | Active | |
| Tucker's Brook Management Company Limited Director • Accountant | 7 Jul 2018←7 Years→Current | Active | |
| Hyenergy Consultancy Limited Director • Director | 2 Dec 2014←10 Years→Current | Active | |
| AFC Energy Plc Director • Chief Executive Officer | 7 Nov 2011←3 Years→30 Nov 2014 | Active | |
| UK Hydrogen And Fuel Cell Association Director • Director - Future Energy Solut | 4 May 2006←13 Years→9 Mar 2020 | Active | |
| Cenex (Centre Of Excellence For Low Carbon And Fuel Cell Technologies) Director • Industrial Gas Sales | 4 May 2005←6 Years→16 Nov 2011 | Active | |
