The scientific and technical information relating to Mineros’ properties contained on this website has been reviewed and approved by Jorge Aceituno, a Registered Member of the Chilean Mining Commission, the Resources and Reserves Planning Manager for Mineros S.A. and a qualified person within the meaning of National Instrument 43-101 Standards of Disclosure for Mineral Properties (“NI 43-101”).

Technical disclosure regarding the Nechi Alluvial Property, including references to resources and reserves, is supported by the NI 43-101 compliant Technical Report entitled Technical Report on the Nechí Alluvial Gold Mineral Resource and Mineral Reserves Estimates, Antioquia Department, Colombia Report for NI 43-101, with an effective date of September 15, 2021, prepared by Luke Evans, M.Sc. P.Eng. Principal Geologist, SLR Consulting (Canada) Ltd, Richard E. Routledge, M.Sc. (Applied), P.Geo. Associate Principal Geologist SLR Consulting (Canada) Ltd; Ian Weir, P.Eng. Senior Mining Engineer, SLR Consulting (Canada) Ltd; Holger Krutzelmann, P. Eng. Associate Principal Metallurgist, SLR Consulting (Canada) Ltd; Gerd Wiatzka, P.Eng. Consulting Civil/Environmental Engineer, Principal, Vice President and Director Mining of Arcadis Canada Inc.

Technical disclosure regarding the Hemco Property, including references to resources and reserves, is supported by the NI 43-101 compliant Technical Report entitled Technical Report on the Hemco Property, Región Autónoma de la Costa Caribe Norte, Nicaragua Report for NI 43-101, with an effective date of September 15, 2021, prepared by Sean Horan, P.Geo. Principal Geologist and Geostatistician, SLR Consulting (Canada) Ltd ; Martin Orozco, P.Geo. Principal Geologist SLR Consulting (Canada) Ltd; Jason J. Cox, P.Eng. Principal Mining Engineer SLR Consulting (Canada) Ltd ; Varun Bhundhoo, ing.Project Mining Engineer SLR Consulting (Canada) Ltd ; Holger Krutzelmann, P. Eng. Associate Principal Metallurgist SLR Consulting (Canada) Ltd;  Gerd Wiatzka, P.Eng. Consulting Civil/Environmental Engineer Principal, Vice President and Director Mining of Arcadis Canada Inc.

Technical disclosure regarding the Gualcamayo Property, including references to resources and reserves, is supported by the NI 43-101 compliant Technical Report entitled Technical Report on the Gualcamayo Property, San Juan and La Rioja Provinces, Argentina Report for NI 43-101, with an effective date of September 15, 2021, prepared by Sean Horan, P.Geo. Principal Geologist and Geostatistician  SLR Consulting (Canada) Ltd ;Ariel M. Testi, MBA, CPG Associate Senior Geologist SLR Consulting (Canada) Ltd ;Martin Orozco, P.Geo. Principal Geologist SLR Consulting (Canada) Ltd; Varun Bhundhoo, ing. Project Mining Engineer SLR Consulting (Canada) Ltd; Andrew P. Hampton, M.Sc., P.Eng.Principal Metallurgist SLR Consulting (Canada) Ltd; Jason J. Cox, P.Eng. Principal Mining Engineer SLR Consulting (Canada) Ltd; Gerd Wiatzka, P.Eng. Consulting Civil/Environmental Engineer Principal, Vice President and Director Mining Arcadis Canada Inc.