| Company | Timeline | Status | |
| I3i Tech Ltd Director • Chair Person | 3 Dec 2021←4 Years→Current | Active | |
Open Home Networks Limited Director • Consultant | 11 Jun 2013←6 Years→7 Apr 2020 | Dissolved | |
| The National Energy Foundation Director • Retired | 28 Feb 2008←10 Years→11 Oct 2018 | Active | |
| Antcourt Limited Director • Director | 15 Apr 2005←3 Years→29 Oct 2008 | Active | |
| Bre Trust Director • Energy & Envirolmental Consult | 30 Jul 1998←3 Years→5 Feb 2002 | Active | |
| OMS, INC Director • Managing Director | 28 Oct 1993←32 Years→Current | Active | |
The Sustainable Energy Academy Director • Architect | 15 Nov 1992←24 Years→24 Jan 2017 | Dissolved | |
