| Company | Timeline | Status | |
| Van Leeuwen Limited Secretary • Unreported | 29 Jan 1998←3 Years→28 Mar 2001 | Active | |
| The Lion Tube And Steel Company Limited Secretary • Secretary | 1 Jul 1993←7 Years→28 Mar 2001 | Dissolved | |
| Downings Steel Limited Secretary • Unreported | 1 Jul 1993←7 Years→28 Mar 2001 | Dissolved | |
| Van Leeuwen Pipe & Tube Limited Secretary • Unreported | 1 Jul 1993←7 Years→28 Mar 2001 | Dissolved | |
| Van Leeuwen Tubes Limited Secretary • Unreported | 1 Jul 1993←7 Years→28 Mar 2001 | Active | |
| E S W Developments Limited Secretary • Unreported | 31 Mar 1991←34 Years→Current | Active | |
| E S W Developments Limited Director • Accountant | 17 May 1990←35 Years→Current | Active | |
