| Company | Timeline | Status | |
| C. Four Ltd Director • Company Director | 1 Nov 2013←10 Years→1 Oct 2024 | Active | |
| Railstaff Select Limited Secretary • Unreported | 15 Dec 2004←19 Years→1 Oct 2024 | Active | |
Jobs Extra Limited Secretary • Unreported | 30 Sep 2004←11 Years→29 Mar 2016 | Dissolved | |
| Railstaff Select Limited Secretary • Unreported | 31 Jul 2003←9 Months→26 Apr 2004 | Active | |
| C. Four Ltd Secretary • Housewife | 1 Jan 2001←23 Years→1 Oct 2024 | Active | |
| Railstaff Select Limited Director • Director | 1 Nov 1999←4 Years→26 Apr 2004 | Active | |
| Railstaff Publications Limited Secretary • Unreported | 24 Apr 1997←27 Years→1 Oct 2024 | Active | |
