| Company | Timeline | Status | |
| Van Oord UK Limited Director • Engineer | 1 Jun 2004←6 Years→1 Feb 2011 | Active | |
| Anglo-Dutch Dredging Company Limited Director • Civil Engineer | 1 Apr 2002←8 Years→1 Feb 2011 | Active | |
| Volker Dredging Limited Director • Civil Engineer | 24 Jan 2001←10 Years→4 May 2011 | Active | |
