| Company | Timeline | Status | |
| Clyde Cruising Club Publications Limited Director • Retired | 16 Oct 2013←12 Years→Current | Active | |
| Clyde Cruising Club Publications Limited Director • Retired | 16 Oct 2013←11 Years→10 Dec 2024 | Active | |
| The Institution Of Engineers And Shipbuilders In Scotland Ltd Director • Engineer | 20 Sep 2012←6 Years→17 Sep 2019 | Active | |
| The Institution Of Engineers In Scotland Director • Civil Engineer | 1 Aug 2006←17 Years→14 Aug 2023 | Active | |
