| Company | Timeline | Status | |
| Woodlands (SC) Ltd Director • Company Director  | 16 Dec 2024←10 Months→Current  | Active  | |
| Prospus Developments Ltd Director • Company Director  | 10 Mar 2020←5 Years→Current  | Active  | |
| Prospus Group Ltd Director • Development  | 10 Feb 2016←9 Years→Current  | Active  | |
| Prospus Ltd Director • Development  | 10 Feb 2016←9 Years→Current  | Active  | |
Orbit Solar Limited Director • Consultant  | 11 Jul 2013←3 Years→19 Jul 2016  | Dissolved  | |
Castillium Limited Director • Consultant  | 1 Mar 2013←4 Years→2 May 2017  | Dissolved  | |
Norwin Limited Director • Consultant  | 27 Jun 2012←2 Years→27 Jun 2014  | Dissolved  | |
DHM (Scotland) Limited Director • Consultant  | 13 Dec 2011←4 Years→1 Nov 2016  | Dissolved  | |
| Bright Green Hydrogen Ltd Director • Project Manager  | 26 May 2008←2 Years 7 Months→17 Jan 2011  | Active  | |
| Hydrogen Scotland Ltd Director • Project Manager  | 5 Apr 2007←6 Years→12 Nov 2013  | Active  | |
