| Company | Timeline | Status | |
| Royal Glasgow Institute Of The Fine ARTS Director • Artist | 28 Jun 2018←1 Year 3 Months→26 Sep 2019 | Active | |
| Peter Thomson Limited Secretary • Unreported | 15 Jan 2003←22 Years→Current | Active | |
| Helen Flockhart Limited Director • Artist | 20 Nov 2002←22 Years→Current | Active | |
