| Company | Timeline | Status | |
| One Plus One Marriage & Partnership Research Director • Professor | 21 Sep 2005←8 Years→31 Dec 2013 | Active | |
The Psychometrics Centre Limited Director • Director | 6 Feb 2004←14 Years→4 Dec 2018 | Dissolved | |
| The Ashley Family Foundation Director • University Professor | 10 Mar 1998←13 Years→31 Dec 2011 | Active | |
City Psychometrics Ltd Director • Psychologist | 14 Feb 1991←19 Years→5 Mar 2010 | Dissolved | |
