After graduation in engineering in Chile,moved to Brazil in 1975 were worked for Companhia Brasileira do Cobre along 11 years, then 4 years for Promon Engenharia and 4 years for the Rio Tinto plc company as Group Project Development manager. Since 1994 have been partner and director, President and CEO of companies P&K Projetos e Consultoria Ltda.(BR), PEK Teknep Overseas Engenharia S. A.(BR), and Teknep Consulting (USA) with active participation in R&D of technology applied to earth sciences and engineering.