| Company | Timeline | Status | |
| Lake Acquisitions Limited Director • Managing Director | 10 Jul 2013←2 Years 7 Months→2 Mar 2016 | Active | |
| Centrica Energy Operations Limited Director • Manager | 2 Mar 2012←4 Years→1 Mar 2016 | Dissolved | |
| The Association For Renewable Energy And Clean Technology Director • Manager | 27 Feb 2012←2 Years 1 Month→11 Apr 2014 | Active | |
| Advanced Plasma Power Limited Director • Chief Executive | 30 Apr 2009←2 Years 3 Months→29 Jul 2011 | Active | |
| Marine Current Turbines Limited Director • Director | 17 Oct 2005←1 Year 8 Months→20 Jun 2007 | Active | |
| Sutton Bridge Power Fund Director • Finance Manager | 4 Sep 2005←3 Years→1 Apr 2009 | Active | |
| Barking Power Limited Director • Accountant | 3 Oct 2003←2 Years 2 Months→5 Dec 2005 | Active | |
| Medway Power Limited Director • Finance Director | 5 Feb 2003←9 Months→7 Nov 2003 | Active | |
