| Company | Timeline | Status | |
| Davie Family Limited Director • Electronics And Software Engineer | 25 Nov 2009←16 Years→Current | Active | |
| Laser Electronics (International) Limited Director • Company Director | 2 Sep 2003←22 Years→Current | Active | |
| Laser Electronics Limited Director • Electronics Engineer | 2 Mar 1992←33 Years→Current | Active | |
