| Company | Timeline | Status | |
| Tayside Aviation (Engineering) Limited Director • Commercial Pilot | 31 Jul 1991←8 Years→9 Sep 1999 | Dissolved | |
| Tayside Aviation Limited Director • Commercial Pilot | 7 Aug 1989←9 Years→11 Jan 1999 | Insolvency | |
| Tayside Aviation Limited Director • Unreported | 1 Jan 1970←29 Years→11 Jan 1999 | Insolvency | |
