| Company | Timeline | Status | |
| Art Collector Limited Director • Art Consultant  | 11 Apr 2006←19 Years→Current  | Active  | |
| Art Projects Management Limited Director • Unreported  | 17 Dec 2001←23 Years→Current  | Active  | |
| Patent House Limited Director • Art Adviser  | 22 Feb 1998←27 Years→Current  | Active  | |
