| Company | Timeline | Status | |
Systemhouse Limited Secretary • Unreported | 1 May 1996←17 Years→11 Mar 2014 | Dissolved | |
| Silentbrand Limited Secretary • Unreported | 27 Dec 1990←34 Years→9 Dec 2025 | Dissolved | |
| Silentbrand Limited Secretary • Unreported | 1 Jan 1970←55 Years→9 Dec 2025 | Dissolved | |
