| Company | Timeline | Status | |
| Lyall And Lyall Limited Director • Architect | 6 Sep 2010←15 Years→Current | Active | |
| Barker Gate Holdings Limited Director • Architect | 19 Jul 2005←5 Years→29 Oct 2010 | Active | |
| Maber Associates Limited Director • Architect | 1 May 2005←5 Years→29 Oct 2010 | Active | |
