Humberto Machado is a highly experienced mining engineer with extensive expertise in long-term mining planning, particularly in iron ore projects. Currently serving as a Master Mining Engineer at Vale since May 2020, Humberto focuses on integrated mine planning. Prior roles include Senior Mining Engineer, Specialist Mining Engineer, and various positions at Ferrous Resources do Brasil, where responsibilities encompassed software-based mine planning, fleet sizing, and project assessments. Additional experience includes mining engineering positions at GeoFocus, Gemcom do Brasil Ltda, ERN - Engenharia de Recursos Naturais, and Lithos Geologia e Engenharia, with a focus on mineral prospecting and environmental licensing. Humberto holds a degree in Mining Engineering from Universidade Federal de Minas Gerais.