| Company | Timeline | Status | |
| Tyre Bidco Limited Director • Director | 17 Dec 2020←2 Years 1 Month→31 Jan 2023 | Active | |
| Castle Mezzanine Limited Director • Chief Executive | 1 Oct 2017←5 Years→31 Jan 2023 | Active | |
| Turret Bond Limited Director • Chief Executive | 1 Oct 2017←5 Years→31 Jan 2023 | Active | |
| Tyre Holdings Limited Director • Chief Operating Officer | 15 Jun 2017←5 Years→31 Jan 2023 | Active | |
| GPS Lab Ltd Director • Director | 14 Jan 2016←9 Years→Current | Active | |
| Castle Equity Limited Director • Chief Operating Officer | 14 Sep 2015←7 Years→31 Jan 2023 | Active | |
| Dunlop Aircraft Tyres Limited Director • Chief Operating Officer | 14 Sep 2015←7 Years→31 Jan 2023 | Active | |
