| Company | Timeline | Status | |
Air Pollution Control Systems Limited Director • Managing Director | 2 May 2003←7 Years→15 Dec 2010 | Dissolved | |
| Swan Enviro Limited Director • Director | 15 May 2000←11 Years→30 Nov 2011 | Active | |
| Superior Filter Products Ltd Director • Company Director | 9 Nov 1991←19 Years→15 Dec 2010 | Active | |
