Mason Resources Corp., an exploration stage company, engages in the acquisition, exploration, and evaluation of mineral properties in the United States. It primarily explores for copper. The company primarily holds 100% interests in Ann Mason copper-molybdenum porphyry project in the Yerington district of Nevada. It also holds 100% interest in Lordsburg copper-gold porphyry property covering an area of 2,013 hectares located in southwest New Mexico. The company was formerly known as Entrée Gold Inc. and changed its name to Mason Resources Corp. in May 2017. Mason Resources Corp. was incorporated in 2017 and is headquartered in Vancouver, Canada.