| Company | Timeline | Status | |
| Fine British Pictures Ltd Director • Art Dealer | 1 Aug 2020←5 Years→Current | Active | |
| British Antique Dealers' Association(The) Director • Art Dealer | 10 Jul 2012←6 Years→4 Dec 2018 | Active | |
| Petworth Art LLP Designated LLP Member • Unreported | 17 Dec 1963←61 Years→Current | Active | |
