| Company | Timeline | Status | |
| Caledonian Holiday Managers Limited Director • Director  | 31 Dec 1990←34 Years→Current  | Active  | |
| Glasgow Travel Centre Limited Director • Director  | 31 Dec 1989←35 Years→Current  | Active  | |
| The Glasgow Music Centre Limited Director • Company Director  | 31 Dec 1988←36 Years→Current  | Active  | |
| Kerr's Music Corporation Limited Director • Company Director  | 31 Dec 1988←36 Years→Current  | Active  | |
