| Company | Timeline | Status | |
| Track Plant Limited Director • Engineer | 19 Oct 1998←14 Years→10 Jun 2013 | Active | |
| Front Line Builders Merchants Limited Director • Engineer | 9 Oct 1991←34 Years→Current | Active | |
| Front Line Construction Limited Director • Engineer | 9 Dec 1988←27 Years→31 Jan 2016 | Active | |
