| Company | Timeline | Status | |
| Donelec Group Limited Director • Unreported | 1 Apr 2003←22 Years→Current | Active | |
| Don Electronics Limited Director • Office Manager | 5 Feb 1998←27 Years→Current | Active | |
| WM. Don Limited Director • Office Administration | 30 Sep 1992←33 Years→Current | Active | |
| Don Controls Limited Director • Office Administration | 8 Jun 1991←34 Years→Current | Active | |
