| Company | Timeline | Status | |
| George Leslie Limited Director • Engineer | 13 Oct 2003←5 Years→30 Jun 2009 | Active | |
| Ashmoon Limited Director • Engineer | 5 Jun 1995←17 Years→26 Mar 2013 | Active | |
| George Leslie Plant Limited Director • Engineer | 20 Oct 1988←21 Years→16 Dec 2009 | Active | |
