| Company | Timeline | Status | |
| Edwards Engineering (Perth) Limited Secretary • Unreported | 11 Oct 1989←3 Years→7 Apr 1993 | Active | |
| Huntingtower Estates Limited Secretary • Unreported | 28 Nov 1988←12 Years→5 Jan 2001 | Dissolved | |
| Denarius Investment Company Limited Secretary • Unreported | 25 Jul 1988←2 Years 2 Months→1 Oct 1990 | Active | |
