| Company | Timeline | Status | |
| Novocastrian Rings Limited Secretary • Unreported | 6 Nov 2003←1 Year 3 Months→1 Mar 2005 | Active | |
| Collingwood Court Management Company Limited Director • Unreported | 21 Jan 2003←22 Years→Current | Active | |
| Collingwood Court Management Company Limited Secretary • Accountant | 21 Jan 2003←22 Years→Current | Active | |
| Ron Joyce Limited Secretary • Unreported | 4 Jan 2002←23 Years→Current | Active | |
| Sadler Joyce Limited Secretary • Unreported | 16 Sep 1998←27 Years→Current | Active | |
