| Company | Timeline | Status | |
| Ambition Education Trust Director • Ceo | 1 Sep 2024←1 Year 3 Months→Current | Active | |
| The Kemnal Academies Trust Director • Ceo | 13 Oct 2020←5 Years→Current | Active | |
| Atlas Multi Academy Trust Director • Head Teacher | 2 Jul 2018←7 Years→Current | Active | |
| Scholars' Education Trust Director • Ceo/headteacher | 1 Dec 2016←9 Years→Current | Active | |
| Harpenden Secondary Education Trust Director • Teacher Head | 29 Sep 2014←7 Years→31 Aug 2022 | Active | |
| Alban Teaching School Alliance Limited Director • Headteacher | 15 Jul 2013←12 Years→23 Sep 2025 | Dissolved | |
Hertscam Network Director • Head Teacher | 19 Dec 2012←4 Years→24 Nov 2017 | Converted/Closed | |
| Scholars' Education Trust Director • Headteacher | 1 Aug 2011←4 Years→20 Apr 2016 | Active | |
| The Harpenden Secondary Schools Trust Director • Teacher | 16 Nov 2010←12 Years→12 Dec 2022 | Active | |
| The Meller Educational Trust Director • Head Teacher | 12 Jun 2009←5 Years→8 May 2015 | Dissolved | |
