| Company | Timeline | Status | |
| Jon Adam Limited Director • Company Director | 14 Nov 1996←16 Years→23 Aug 2013 | Active | |
| 86 Portland Place Management Company Limited Director • Company Director | 31 Mar 1992←8 Months→12 Dec 1992 | Active | |
Arte Limited Director • Company Director | 28 Aug 1991←22 Years→23 Aug 2013 | Dissolved | |
| Jon Adam (Holdings) Limited Director • Company Director | 28 May 1991←22 Years→23 Aug 2013 | Active | |
