| Company | Timeline | Status | |
| Johnmatheson Consulting Ltd Director • Finance Director | 8 Aug 2023←2 Years 1 Month→30 Sep 2025 | Dissolved | |
| Edinburgh Sculpture Workshop Limited Director • Finance Director | 20 Jul 2017←8 Years→Current | Active | |
| Cipfa Business Limited Director • Accountant | 1 Aug 2015←2 Years→31 Jul 2017 | Active | |
| Ccab Limited Director • Finance Director | 7 Jul 2015←1 Year→20 Jul 2016 | Active | |
TMRI Limited Director • Director Of Finance | 3 Apr 2006←11 Months→20 Mar 2007 | Dissolved | |
