| Company | Timeline | Status | |
| Douglas Construction Services Limited Director • Unreported | 7 Jul 2006←11 Months→20 Jun 2007 | Active | |
Bosstown Limited Secretary • Unreported | 7 Apr 2005←9 Years→17 Mar 2015 | Dissolved | |
| Douglas Construction Services Limited Secretary • Unreported | 29 Apr 1991←29 Years→11 May 2020 | Active | |
