| Company | Timeline | Status | |
| Carlton Mansions Property Company Limited Director • Antique Dealer | 18 Jan 1992←14 Years→28 Feb 2006 | Active | |
| Japanese Gallery Limited Director • Antique Dealer | 29 Aug 1991←34 Years→Current | Active | |
| Tineglen Management (Carlton Mansions) Limited Director • Managing Director Dealing With Arts Carl | 1 Aug 1991←15 Years→20 Nov 2006 | Active | |
