| Company | Timeline | Status | |
| Ipa Energy + Water Economics Limited Director • Economic Consultant | 18 Oct 2010←4 Years→31 Dec 2014 | Active | |
| Dulverton Court Surbiton (Freehold) Limited Director • Economist | 21 Oct 2002←23 Years→Current | Active | |
| Dulverton Court (Management) Limited Secretary • Unreported | 1 Apr 1996←5 Years→30 Oct 2001 | Active | |
