| Company | Timeline | Status | |
| Derwent London Baker Street Limited Director • Director | 1 Dec 2017←3 Years→30 Sep 2021 | Active | |
| Berkeley Street Nominees Limited Director • None | 24 Feb 2015←10 Years→Current | Active | |
| Seymour Street Nominees Limited Director • None | 24 Feb 2015←10 Years→Current | Active | |
| Portman Settled Estates Limited Director • Unreported | 3 Jul 2014←11 Years→Current | Active | |
| Cranbury (Holdings) Limited Director • Fund Manager | 22 May 2014←11 Years→Current | Active | |
| Cranbury Estates Limited Director • Fund Manager | 22 May 2014←11 Years→Current | Active | |
| Cranbury Investment Company Limited Director • Fund Manager | 22 May 2014←11 Years→Current | Active | |
| The Portman Estate Nominees (One) Limited Director • Investment Manager | 8 Oct 2010←15 Years→Current | Active | |
| The Portman Estate Nominees (Two) Limited Director • Investment Manager | 8 Oct 2010←15 Years→Current | Active | |
| The Armourers Hall Company Limited Director • Fund Manager | 24 Jun 2010←3 Years→27 Jun 2013 | Active | |
