| Company | Timeline | Status | |
| European Thermoelectrics Limited Director • Company Director | 7 Aug 2023←2 Years 2 Months→Current | Active | |
| GCS Thermal Limited Director • Engineer | 27 Nov 2019←5 Years→Current | Active | |
| Dkntec Limited Director • Engineer | 22 Aug 2016←4 Years→21 Jun 2021 | Dissolved | |
| T-Global Technology (Europe & North America) Limited Director • Engineer | 2 Jun 2015←4 Years→14 Feb 2020 | Active | |
| European Thermodynamics Limited Director • Engineer | 20 Jun 2002←23 Years→Current | Active | |
