| Company | Timeline | Status | |
| Cardinality Group Ltd Director • Chartered Engineer | 10 May 2017←2 Years 1 Month→8 Jul 2019 | Dissolved | |
| Elisa Polystar UK Ltd Director • Chartered Engineer | 15 Dec 2015←3 Years→8 May 2019 | Active | |
| Wavelength Communications Limited Director • Mobile Communications | 8 Aug 1995←30 Years→Current | Active | |
