| Company | Timeline | Status | |
| Heriot Community Broadband C.I.C Director • Professor | 24 Jun 2015←6 Years→4 Jan 2022 | Dissolved | |
| High-Speed Universal Broadband Services C.I.C Director • Economist | 10 Dec 2013←11 Years→Current | Active | |
| Borders Online Ltd Director • Economist | 22 Jul 2013←12 Years→Current | Active | |
| Polare Research Limited Director • Economist | 20 May 2008←17 Years→Current | Active | |
| David Hume Institute The Director • Prof In Economics | 1 Jan 1991←9 Months→30 Sep 1991 | Converted/Closed | |
| Economic And Statistical Services (Edinburgh) Limited Secretary • Unreported | 31 Dec 1988←36 Years→Current | Active | |
| Economic And Statistical Services (Edinburgh) Limited Director • University Teacher | 31 Dec 1988←36 Years→Current | Active | |
