| Company | Timeline | Status | |
| Spe Water Treatment Limited Director • Director | 19 Jul 2006←19 Years→Current | Active | |
| Lutz - Jesco Limited Director • Director | 17 Sep 2004←3 Years→23 May 2008 | Dissolved | |
| Lutz - Jesco UK Limited Director • Director | 9 Sep 2004←3 Years→23 May 2008 | Dissolved | |
