| Company | Timeline | Status | |
| Advancery Limited Director • Director | 10 Jul 2014←1 Month→30 Aug 2014 | Active | |
| Calder Lifting Services Limited Director • Director | 1 Sep 2006←19 Years→Current | Active | |
| Vertical Transportation Projects Limited Director • Engineer | 8 Nov 2005←20 Years→Current | Active | |
