| Company | Timeline | Status | |
| Ravensbeck Limited Director • Management Consultant | 8 Jan 2010←6 Months→23 Jul 2010 | Active | |
| Ravensbeck Limited Secretary • Unreported | 3 Mar 2009←1 Year 4 Months→23 Jul 2010 | Active | |
| Clusters Limited Secretary • Unreported | 21 Feb 2006←6 Years→1 Jun 2012 | Active | |
| Ravensbeck Limited Director • Company Director | 16 Jun 2000←8 Years→26 Nov 2008 | Active | |
| West Hill Park Management Co. Limited Director • Management Consultant | 9 Jul 1997←10 Months→5 May 1998 | Active | |
