| Company | Timeline | Status | |
| John Stuart (Murrial) Limited Director • Farmer | 14 Mar 1990←6 Years→10 Mar 1997 | Active | |
| John Codepart Limited Director • Farmer | 14 Mar 1990←6 Years→10 Mar 1997 | Dissolved | |
| John Stuart (Farms) Limited Director • Farmer | 29 Dec 1988←1 Year 5 Months→30 May 1990 | Active | |
