| Company | Timeline | Status | |
| Airfield Lighting Systems UK Limited Director • Director | 14 Jan 2008←17 Years→Current | Active | |
| International Airport Visual And Navigational Aids Limited Director • Sales Director | 27 Mar 2007←18 Years→Current | Active | |
| Air Field Lighting Limited Director • Unreported | 10 Nov 2004←20 Years→Current | Active | |
| Air Field Lighting Limited Secretary • Unreported | 3 Oct 1994←10 Years→10 Nov 2004 | Active | |
| International Airport Visual And Navigational Aids Limited Secretary • Director | 3 Oct 1994←12 Years→27 Mar 2007 | Active | |
