| Company | Timeline | Status | |
| TJH1868 Limited Director • Surveyor | 4 Feb 2022←3 Years→Current | Active | |
| Martdale Properties Limited Director • Director | 22 Sep 2017←8 Years→Current | Liquidation | |
| Thomas Johnstone (Holdings) Limited Director • Unreported | 22 Sep 2017←8 Years→Current | Active | |
| Lareine Engineering (Holdings) Limited Director • Director | 22 Sep 2017←4 Years→5 Nov 2021 | Active | |
| Macrocom (1053) Limited Director • Surveyor | 28 Sep 2006←19 Years→Current | Active | |
| Thomas Johnstone Limited Director • Surveyor | 28 Sep 2006←19 Years→Current | Active | |
