| Company | Timeline | Status | |
| Clarksons Futures Limited Director • Futures Broker | 20 Mar 2002←4 Years→31 Mar 2006 | Active | |
| Clarksons Futures Limited Director • Futures Broker | 17 Dec 1997←2 Years 6 Months→12 Jul 2000 | Active | |
| H. Clarkson & Company Limited Director • Futures Broker | 24 Sep 1997←9 Years→27 Sep 2006 | Active | |
