| Company | Timeline | Status | |
| Tippett Court Freehold Limited Director • Scientist | 12 Dec 2005←4 Years→23 Sep 2010 | Active | |
| Central Park, Stevenage, Management Co. Limited Secretary • Research Scientist | 1 Feb 2005←1 Year 3 Months→31 May 2006 | Active | |
| Central Park, Stevenage, Management Co. Limited Director • Research Scientist | 10 Jul 2003←7 Years→17 Sep 2010 | Active | |
