Montero Completes Exploration Programs at Potrero Gold Project and Advances Data-Driven Targeting Strategy

Toronto, Ontario--(Newsfile Corp. - March 9, 2026) - Montero Mining and Exploration Ltd. (TSXV: MON) (OTC Pink: MXTRF) (FSE: ES0) ("Montero" or the "Company") is pleased to announce the completion of a comprehensive data compilation and detailed exploration program at its Potrero gold project in Chile's Maricunga Belt, a a well-established gold mining district in northern Chile.