| Company | Timeline | Status | |
| Robert Duthie & Sons Limited Director • Director | 1 May 2009←16 Years→Current | Active | |
| Robert Duthie & Sons Limited Director • None | 27 Apr 2002←3 Years→30 Nov 2005 | Active | |
| Robert Duthie & Sons Limited Secretary • Unreported | 15 Apr 1989←6 Years→10 Feb 1996 | Active | |
| Robert Duthie & Sons Limited Director • Co Secretary | 15 Apr 1989←6 Years→10 Feb 1996 | Active | |
