| Company | Timeline | Status | |
| Cavendish Bowdon Management Limited Director • Art Dealer | 22 Jan 2014←11 Years→Current | Active | |
| Dunham House Management Company Limited Director • Art Dealer | 19 Apr 2005←10 Years→8 Dec 2015 | Dissolved | |
| Clark Art Limited Director • Art Dealer | 26 Sep 2000←25 Years→Current | Liquidation | |
| Doors4security Limited Director • Director | 13 Jun 2000←1 Year 9 Months→1 Apr 2002 | Active | |
Basf Controls Limited Director • Director | 13 Mar 1998←5 Years→23 Sep 2003 | Dissolved | |
Sorex Limited Director • Director | 13 Mar 1998←3 Years→20 Mar 2001 | Dissolved | |
