| Company | Timeline | Status | |
| JSC Capital Limited Director • None | 11 Sep 2012←13 Years→Current | Active | |
| J. Stern & Co Services Limited Director • Unreported | 11 Sep 2012←13 Years→Current | Active | |
| J. Stern & Co LLP Designated LLP Member • Unreported | 10 Sep 2012←13 Years→Current | Active | |
| SFM Capital Ltd Director • Unreported | 27 Oct 2008←17 Years→Current | Active | |
| Star Fund Managers LLP Designated LLP Member • Unreported | 24 Oct 2008←17 Years→Current | Active | |
