| Company | Timeline | Status | |
Montrose Secam Limited Director • Director | 26 Apr 1991←14 Years→3 Dec 2005 | Dissolved | |
| J. & G. Coughtrie Limited Director • Manager | 8 Aug 1989←36 Years→Current | Active | |
| J. & G. Coughtrie Limited Director • Unreported | 1 Jan 1970←56 Years→Current | Active | |
