| Company | Timeline | Status | |
| Parkside Pigs Limited Director • Company Director | 1 May 2007←18 Years→Current | Active | |
| Ruchlaw Pigs Limited Director • Company Director | 1 May 2007←18 Years→Current | Active | |
| Penmanshiel Pigs Limited Director • Company Director | 1 May 2007←18 Years→Current | Active | |
| Chesterhall Pigs Limited Director • Company Director | 1 May 2007←18 Years→Current | Active | |
| Scotlean Pigs (Trading) Limited Director • Farmer | 29 Dec 1992←11 Years→23 Nov 2004 | Dissolved | |
| Pig Disease Eradication Fund Limited(The) Director • Farmer | 25 Jun 1992←2 Years 10 Months→15 May 1995 | Active | |
| Chesterhall Farms Limited Director • Farmer | 12 Dec 1991←34 Years→Current | Active | |
| Scottish Pig Industry Initiative Director • Farmer | 10 Dec 1990←3 Years→28 Apr 1994 | Active | |
| Ruchlaw Produce Company Limited Director • Farmer | 31 Dec 1988←36 Years→Current | Active | |
