| Company | Timeline | Status | |
| Emlc Director • Education Adviser/consultant | 14 Apr 2014←7 Years→24 Feb 2022 | Dissolved | |
Transcontinental School Innovation Alliance (Tsia) Director • Director | 20 Jan 2012←7 Years→1 Oct 2019 | Dissolved | |
| Robert Briscoe Associates Limited Director • Unreported | 20 Feb 2008←17 Years→Current | Active | |
Ocean Maths Director • Education Adviser | 7 Feb 2008←3 Years→25 Feb 2011 | Dissolved | |
| Grant Jenkins Solutions Ltd Secretary • Unreported | 5 Mar 2003←22 Years→Current | Active | |
| Fine Spaces Limited Director • Unreported | 5 Mar 2003←22 Years→Current | Active | |
