| Company | Timeline | Status | |
| 39 Norland Square Limited Director • Company Director | 13 Feb 1997←14 Years→27 Apr 2011 | Active | |
| 39 Norland Square Limited Secretary • Company Director | 13 Feb 1997←4 Years→15 Apr 2001 | Active | |
| E.M.A. (Far East) Limited Director • Director | 4 Dec 1992←32 Years→Current | Active | |
| E.M.A. (Far East) Limited Secretary • Unreported | 1 Dec 1992←14 Years→23 May 2007 | Active | |
| Medical Detection & Diseases Prevention Ltd Director • Director | 24 Jun 1992←31 Years→28 Nov 2023 | Dissolved | |
| Medical Detection & Diseases Prevention Ltd Secretary • Unreported | 24 Jun 1992←15 Years→31 Dec 2007 | Dissolved | |
| E.M.A. Group Limited Director • Director | 13 Apr 1992←33 Years→Current | Active | |
| E.M.A. Group Limited Secretary • Unreported | 13 Apr 1992←15 Years→31 Dec 2007 | Active | |
| Embledane Limited Director • Analyst | 31 Jan 1991←34 Years→Current | Active | |
| Embledane Limited Secretary • Unreported | 31 Jan 1991←15 Years→20 Aug 2006 | Active | |
