| Company | Timeline | Status | |
| The Scottish Railway Preservation Society Director • Unreported | 1 Nov 2008←2 Years→6 Nov 2010 | Active | |
| The Scottish Railway Preservation Society Director • Retired Officer | 1 Jun 1989←11 Months→17 May 1990 | Active | |
| The Scottish Railway Preservation Society Director • Unreported | 1 Jan 1970←20 Years→17 May 1990 | Active | |
