| Company | Timeline | Status | |
| Avenues College Ltd Director • Retired | 13 Jan 2016←2 Years 7 Months→31 Aug 2018 | Active | |
| Specialist Schools Trust Ltd Director • Retired | 19 Nov 2012←5 Years→11 Aug 2018 | Active | |
| Nef Consulting Limited Director • Retired | 5 Nov 2009←6 Years→27 Nov 2015 | Active | |
| New Economics Foundation Director • Retired | 10 Nov 2008←7 Years→1 Dec 2015 | Active | |
| Oxford Research Group Director • Accountant | 20 Nov 2006←1 Year 5 Months→12 May 2008 | Dissolved | |
| Map Merchant Group Limited Director • Finance Director | 29 Jan 2002←10 Months→16 Dec 2002 | Active | |
| Antalis Overseas Holdings Limited Director • Accountant | 1 Jul 1993←6 Years→31 Mar 2000 | Dissolved | |
| Antalis Group Director • Accountant | 30 Mar 1993←7 Years→31 Mar 2000 | Dissolved | |
| Antalis Holdings Limited Director • Accountant | 12 Oct 1992←7 Years→31 Mar 2000 | Dissolved | |
Arjo Wiggins North America Investments Director • Accountant | 4 Aug 1992←7 Years→10 Aug 1999 | Dissolved | |
