| Company | Timeline | Status | |
| Glengyle Developments Ltd Director • Director | 26 Nov 2002←23 Years→Current | Active | |
| A.L.P.S. Engineering Company Limited Director • Company Director | 10 Mar 1994←31 Years→Current | Active | |
| The Scottish Motor Trade Association Ltd Director • Director | 11 Jul 1991←11 Months→24 Jun 1992 | Active | |
| Glengyle Garage Limited Director • Company Director | 31 Dec 1988←36 Years→Current | Active | |
