| Company | Timeline | Status | |
| Clifton Hill Investments Limited Director • Unreported | 13 Dec 2017←7 Years→Current | Active | |
| Pod Barbers Limited Director • None | 5 Jul 2016←4 Years→17 Mar 2021 | Active | |
| The John Black Charitable Foundation Director • Businessman | 9 Aug 2011←14 Years→Current | Active | |
| The Margin Finance Corporation Limited Director • Unreported | 9 Aug 2010←15 Years→Current | Active | |
Credmill Limited Director • Businessman | 9 Aug 2010←10 Years→13 Oct 2020 | Dissolved | |
| Flagbourne Limited Director • Unreported | 6 Apr 2006←19 Years→Current | Active | |
| Flagbourne Limited Director • Investment Analyst | 24 Oct 1991←5 Years→14 Oct 1997 | Active | |
| Bladewheat Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
