| Company | Timeline | Status | |
| Non - Ferrous Alliance Limited Director • Hse Executive | 14 Jun 2006←3 Years→1 Jan 2010 | Active | |
| Codelco Services Ltd Secretary • Unreported | 23 Oct 1992←3 Years→22 Apr 1996 | Active | |
| Chile Copper Limited Secretary • Administration Manager | 1 Nov 1991←4 Years→22 Apr 1996 | Active | |
