| Company | Timeline | Status | |
| Lisa Irvine Limited Secretary • Catering | 23 Mar 2002←21 Years→26 Sep 2023 | Dissolved | |
| Irvine Properties Limited Secretary • Company Secretary | 27 Oct 1993←32 Years→Current | Active | |
| Oastwood Limited Secretary • Unreported | 31 Dec 1991←33 Years→Current | Active | |
