| Company | Timeline | Status | |
| R. Barbour & Sons. Limited Director • Retired  | 10 Jul 1990←24 Years→16 May 2015  | Active  | |
| Deedbase Limited Director • Retired  | 22 May 1990←25 Years→16 May 2015  | Active  | |
| Terraughtie Farming Company Limited Director • Draper  | 31 Dec 1988←23 Years→29 Dec 2011  | Active  | |
| Terraughtie Farming Company Limited Secretary • Unreported  | 31 Dec 1988←9 Years→24 Dec 1998  | Active  | |
