| Company | Timeline | Status | |
| Zebec Biogas Limited Director • Director  | 30 Jun 2008←2 Years 11 Months→31 May 2011  | Active  | |
| Glasgow Steiner School Ltd Director • Director  | 24 Jan 2006←3 Years→10 Mar 2009  | Dissolved  | |
| Zebec Systems Limited Director • Business Consultant  | 1 Feb 2000←11 Years→31 May 2011  | Active  | |
