| Company | Timeline | Status | |
| Wheeler Precision Limited Director • Director | 4 Oct 2004←2 Years 11 Months→5 Sep 2007 | Active | |
| Downings Steel Limited Director • Director | 1 Dec 2003←3 Years→5 Sep 2007 | Dissolved | |
| Van Leeuwen Pipe & Tube Limited Director • Director | 1 Dec 2003←3 Years→5 Sep 2007 | Dissolved | |
| Van Leeuwen Limited Director • Director | 1 Jul 1998←9 Years→5 Sep 2007 | Active | |
| Van Leeuwen Tubes Limited Director • Director | 1 May 1998←9 Years→5 Sep 2007 | Active | |
