| Company | Timeline | Status | |
| Thermal Hazard Technology Limited Director • Company Director | 22 Jan 2024←1 Year 10 Months→Current | Active | |
| Palintest Limited Director • Sector Vice President | 18 Aug 2015←1 Year 12 Months→16 Aug 2017 | Active | |
| Totempole Consulting Limited Director • Company Director | 24 Apr 2014←9 Years→25 Jul 2023 | Dissolved | |
| Young Engineers Director • Manager | 16 Jun 2005←17 Years→10 Nov 2022 | Dissolved | |
| Kirkness House Limited Director • Managing Director | 26 Sep 2002←5 Years→14 Jan 2008 | Active | |
