| Company | Timeline | Status | |
| Rhopoint Instruments Limited Director • Technical Sales | 4 Jan 2013←11 Years→4 Apr 2024 | Active | |
| Elektron Enterprises 1 Limited Director • Director | 7 Jan 2003←8 Years→5 Aug 2011 | Dissolved | |
| Hartest Precision Instruments Limited Director • Managing Director | 31 Aug 2001←9 Years→5 Aug 2011 | Active | |
