| Company | Timeline | Status | |
| South Deep LLP Designated LLP Member • Unreported | 28 Jan 2016←8 Years→24 Sep 2024 | Dissolved | |
South Deep Ribs Limited Director • Chartered Engineer | 18 Jan 2016←4 Years→22 Sep 2020 | Dissolved | |
| Charter Technology Limited Director • Unreported | 6 Jul 2011←14 Years→Current | Active | |
| Charter Tech Limited Director • Engineer | 20 Mar 1991←28 Years→30 Apr 2019 | Active | |
