| Company | Timeline | Status | |
| Thirteen St. Mary's Avenue Limited Secretary • Unreported | 12 Sep 1997←28 Years→Current | Active | |
| Thirteen St. Mary's Avenue Limited Director • Antique Dealer | 4 Sep 1995←19 Years→13 Oct 2014 | Active | |
| Andrew R. Ullmann Limited Director • Jeweller | 20 Jun 1991←34 Years→Current | Active | |
