| Company | Timeline | Status | |
| 19 Powis Road Limited Director • Release Manager | 9 Sep 2016←9 Years→Current | Active | |
| St.John's House Residents Company Limited Director • None | 19 Apr 2016←9 Years→Current | Active | |
| St.John's House Residents Company Limited Director • None | 19 Apr 2016←9 Years→12 Jun 2025 | Active | |
| Oscar Lewenstein Productions Limited Secretary • Unreported | 17 Apr 1996←29 Years→Current | Active | |
| Oscar Lewenstein Productions Limited Director • Psychotherapist | 1 Jan 1970←55 Years→Current | Active | |
