| Company | Timeline | Status | |
| The Hermitage Foundation UK Director • Art Dealer | 1 Oct 2005←20 Years→Current | Active | |
| Adrian Sassoon Limited Director • Art Dealer | 25 Nov 1998←26 Years→Current | Active | |
| Adrian Sassoon Limited Secretary • Art Dealer | 27 Aug 1993←32 Years→Current | Active | |
| Adrian Sassoon Limited Director • Art Dealer | 27 Aug 1993←1 Month→7 Oct 1993 | Active | |
