| Company | Timeline | Status | |
| Ce Markit Limited Secretary • Unreported | 30 May 2006←19 Years→Current | Active | |
| C E Mark Consultancy Limited Secretary • Unreported | 21 Oct 2002←23 Years→Current | Active | |
| Designplus (Engineering) Limited Secretary • Unreported | 18 Dec 2001←23 Years→Current | Active | |
