| Company | Timeline | Status | |
| Creative Folkestone Director • Retired | 12 Feb 2009←11 Years→29 Jun 2020 | Active | |
| Burlington House Fair Limited(The) Director • Director Of Charitable Foundation | 1 Jan 2008←9 Years→31 Dec 2016 | Active | |
| The Samuel Courtauld Trust Director • Art Historian | 21 Nov 2007←8 Years→24 Nov 2015 | Active | |
| Burlington Magazine Publications Limited(The) Director • Director Of Charitable Foundat | 21 Jul 2006←10 Years→31 Dec 2016 | Active | |
| 160 Gloucester Road Limited Director • Art Historian | 10 Jun 1996←28 Years→23 Dec 2024 | Active | |
| HMF Enterprises Limited Director • Art Historian | 11 Apr 1994←13 Years→31 May 2007 | Active | |
| Elgar Foundation(The) Director • Art Auctioneer | 10 Oct 1992←6 Years→7 Apr 1999 | Active | |
| Sotheby's Director • Fine Art Auctioneer | 14 Apr 1992←1 Year 11 Months→31 Mar 1994 | Active | |
| Friends Of The Courtauld Institu Te (The) Director • Chief Executive | 20 Mar 1992←10 Years→21 Apr 2002 | Dissolved | |
| Oatshare Limited Director • Director | 21 Dec 1991←1 Year 5 Months→15 Jun 1993 | Active | |
