| Company | Timeline | Status | |
| Society Of Environmental Engineers Director • Engineering Consultant | 5 Apr 2006←3 Years→18 Mar 2010 | Dissolved | |
| Environmental Testing And Consultancy Limited Director • Engineering Consultant | 14 Apr 2005←20 Years→Current | Liquidation | |
| Society Of Environmental Engineers Director • Consultant | 12 Apr 2001←3 Years→7 Dec 2004 | Dissolved | |
