Montero Mining and Exploration Ltd., together with its subsidiaries, engages in the acquisition, evaluation, exploration, and development of mineral properties in Chile. It explores for gold, silver, and copper molybdenum deposits. The company holds an interest in the Avispa project that covers an area of 478.3 kilometer square located in the Atacama Desert of northern Chile. It also holds an interest in the Isabella gold silver project located in southern Chile; and The company was incorporated in 2006 and is headquartered in Vancouver, Canada.