| Company | Timeline | Status | |
| Useful Systems Limited Secretary • Unreported | 11 Jun 2003←5 Years→2 Jul 2008 | Dissolved | |
| Austin Anderson Limited Secretary • Unreported | 22 Oct 2001←21 Years→25 Nov 2022 | Active | |
| Useful Systems Limited Secretary • Unreported | 3 Feb 1999←1 Year 12 Months→1 Feb 2001 | Dissolved | |
