| Company | Timeline | Status | |
| Woolbeding Glasshouse Limited Director • Unreported | 11 Jun 2019←6 Years→Current | Active | |
| Dumfries House Trust Trading Limited Director • Art Expert | 5 Apr 2013←5 Years→17 Dec 2018 | Active | |
| The King's Foundation Director • Art Expert | 5 Apr 2013←5 Years→17 Dec 2018 | Active | |
Christie's E-Commerce Limited Director • Chairman | 31 Jan 2002←5 Years→1 Mar 2007 | Dissolved | |
| The Cobbe Collection Trust Director • Fine Art Specialist | 21 Sep 1999←11 Years→24 May 2011 | Active | |
| Christie Manson & Woods Limited Director • Fine Art Auctioneer | 5 Jun 1992←8 Years→31 Jan 2001 | Active | |
