| Company | Timeline | Status | |
| Scholars' Education Trust Director • Retired | 20 Apr 2016←4 Years→21 Jan 2021 | Active | |
| Scholars' Education Trust Director • Retired | 1 Dec 2015←1 Day→1 Dec 2015 | Active | |
| Scholars' Education Trust Director • None | 7 Jul 2011←2 Years 1 Month→31 Aug 2013 | Active | |
| The Harpenden Secondary Schools Trust Director • Unreported | 9 Mar 2011←2 Years 4 Months→17 Jul 2013 | Active | |
