Marco Nieto, a Colombian geologist with two decades of experience, holds a Master's in Geophysics and a MBA, he is a Professional Geoscientist (P.Geo.) in Ontario, Canada.  He is also a Competent Person for the Colombian Commission for Mineral Resources and Reserves, where he served as the Technical Director until March 2025. Under his leadership or support, Good Mining Practices Guides for various minerals were developed, and the second version of the Colombian Standard for Mineral Resources and Reserves, based on the CRIRSCO (Committee for Mineral Reserves International Reporting Standards) template, was established. As Business Development Manager at Xcalibur Smart Mapping, the airborne geophysical company leader, Marco has spearheaded critical mineral exploration projects across the Americas, from Canada to Argentina, emphasizing best practices throughout the early stages of exploration.  A strong advocate for responsible mineral exploration, Marco believes in the vital role of minerals in driving the energy transition. He is the current Chair for Latin America and the Caribbean at the Society of Exploration Geophysicists and a Fellow of the Society of Economic Geologists.