| Company | Timeline | Status | |
| The Scottish Association For Marine Science Director • Unreported | 5 Dec 2025←1 Month→Current | Active | |
| Caledonian Macbrayne Limited Director • Unreported | 24 Aug 2017←3 Years→15 Nov 2020 | Active | |
| Highlands And Islands Airports Limited Director • Unreported | 9 Aug 2013←7 Years→31 Oct 2020 | Active | |
| Caledonian Maritime Assets Limited Director • Unreported | 23 May 2013←7 Years→15 Nov 2020 | Active | |
| Airport Management Services Limited Director • Unreported | 22 May 2013←7 Years→31 Oct 2020 | Active | |
| Dundee Airport Limited Director • Unreported | 22 May 2013←7 Years→31 Oct 2020 | Active | |
Polaroid Eyewear Ltd Director • Unreported | 1 Jun 2009←3 Years→3 May 2013 | Dissolved | |
