| Company | Timeline | Status | |
| Wiggonholt Farm Limited Director • Art Dealer  | 14 Mar 2024←1 Year 7 Months→Current  | Active  | |
| Hamara Investments Limited Director • Art Dealer  | 9 Jun 2022←3 Years→Current  | Active  | |
| Wiggonholt Properties Limited Director • Art Dealer  | 25 Oct 2021←4 Years→Current  | Active  | |
| International Art Consultancy Ltd Director • Art Dealer  | 19 Jul 2010←15 Years→Current  | Active  | |
| Niarchos (London) Insurance Services Limited Director • Art Adviser  | 7 Jan 2005←20 Years→Current  | Active  | |
| Niarchos (London) Limited Director • Unreported  | 1 Aug 2001←24 Years→Current  | Active  | |
