| Company | Timeline | Status | |
| Fendown Systems Limited Director • Software Developer | 18 Feb 2002←19 Years→13 Jul 2021 | Dissolved | |
| Griffin Brown Digital Publishing Limited Director • Software Developer | 2 Jan 1997←26 Years→22 Aug 2023 | Dissolved | |
| Charlotte Street Management (No. 10) Limited Director • Postgraduate Student | 26 Jun 1991←1 Year 6 Months→4 Jan 1993 | Active | |
