| Company | Timeline | Status | |
| Lucille Graham Trust Limited Director • Retired | 1 May 2014←8 Years→9 May 2022 | Active | |
| The London Mozart Players Trust Director • Director | 14 Jan 1998←12 Years→5 Nov 2010 | Converted/Closed | |
| Chavenat Limited Secretary • Unreported | 28 Mar 1992←33 Years→Current | Active | |
| Chavenat Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
