| Company | Timeline | Status | |
| Decadec Limited Director • Economist | 8 Nov 2017←8 Years→Current | Active | |
| Eca Economics Limited Director • Economist | 23 Nov 2011←14 Years→Current | Active | |
| Economic Consulting Associates Limited Director • Economist | 2 May 1997←28 Years→Current | Active | |
| Environmental Resources Management Limited Director • Consultant Economist | 17 Jul 1992←3 Years→31 Mar 1996 | Active | |
