| Company | Timeline | Status | |
| Kensington, Chelsea & Westminster Chamber Of Commerce Limited Director • Accountant | 11 May 1992←9 Days→20 May 1992 | Active | |
| Schumi And Gregor Schumi Limited Secretary • Unreported | 4 Sep 1991←19 Years→14 Aug 2011 | Dissolved | |
| Heinz Andreas Schumi Limited Secretary • Unreported | 4 Sep 1991←19 Years→14 Aug 2011 | Dissolved | |
