| Company | Timeline | Status | |
| Independent Schools Council Director • Head Teacher | 1 Nov 2008←1 Year 10 Months→20 Sep 2010 | Active | |
| The Mead School Limited Director • Head Teacher | 19 Apr 2006←10 Years→29 Apr 2016 | Active | |
| The Society Of Heads Director • Head Teacher | 1 Jan 2002←8 Years→28 Aug 2010 | Active | |
