| Company | Timeline | Status | |
| The Strawberry Hill Trust Director • Director | 8 Jun 2021←2 Years 7 Months→25 Jan 2024 | Active | |
| The Holburne Museum Trust Company Director • Academic | 1 Mar 2008←3 Years→9 Sep 2011 | Active | |
| The British Art Journal Trust Limited Director • Head Of British Art To 1900 Ta | 2 Mar 2006←18 Years→4 Jun 2024 | Dissolved | |
