| Company | Timeline | Status | |
| Von Dewitz Holdings Limited Director • Director | 27 Jul 2000←22 Years→28 Jul 2022 | Active | |
| British International Industries Limited Director • Director | 4 Jul 1996←9 Years→7 Apr 2006 | Active | |
| Diesel Power Limited Director • Director | 29 Nov 1991←31 Years→30 Nov 2022 | Dissolved | |
| Diesel Power Limited Secretary • Unreported | 29 Nov 1991←31 Years→30 Nov 2022 | Dissolved | |
