| Company | Timeline | Status | |
| Sempervivum Investments Limited Director • Unreported | 5 Aug 2022←3 Years→Current | Active | |
| Dr R J Turner Holdings Limited Director • Unreported | 4 Aug 2022←3 Years→Current | Active | |
| Dr R J Turner Ltd Director • Unreported | 6 Nov 2018←7 Years→Current | Active | |
