| Company | Timeline | Status | |
| Marlborough Graphics Limited Director • Art Dealer | 22 Apr 2014←8 Years→15 May 2022 | Dissolved | |
| Marlborough Fine Art (London) Limited Director • Art Dealer | 5 Jan 2004←18 Years→15 May 2022 | Active | |
| LPS21 Ltd Director • Art Dealer | 8 May 2000←6 Years→30 Apr 2007 | Active | |
| Purdy Hicks Gallery Limited Director • Director | 1 Jan 1997←6 Years→19 Dec 2003 | Active | |
