| Company | Timeline | Status | |
| The Scottish Fisheries Museum Trust Limited Director • Retired | 26 May 2012←9 Years→26 Jun 2021 | Active | |
| Smith And Rodger, Limited Director • Paint Manager | 14 Apr 1990←35 Years→Current | Active | |
| Archibald H. Hamilton & Company Limited Director • Paint Manufacturer | 20 Apr 1989←36 Years→Current | Active | |
