| Company | Timeline | Status | |
| Caleycom Limited Director • Director | 4 Oct 2013←12 Years→Current | Liquidation | |
| Caledonian Electronics Limited Director • None | 26 Nov 2010←10 Years→12 Jan 2021 | Dissolved | |
| Aberdeen Technical Services Limited Director • Company Director | 25 Nov 1989←35 Years→Current | Liquidation | |
