Sun Summit Minerals Corp. engages in the acquisition, exploration, and development of precious metal properties in Mexico and Canada. It primarily explores for gold, silver, copper, lead, and zinc deposits. Its flagship property is the 100% owned the Buck property covering an area of approximately 33,000 hectares located in north-central British Columbia. The company was formerly known as San Marco Resources Inc. and changed its name to Sun Summit Minerals Corp. in November 2020. Sun Summit Minerals Corp. was incorporated in 2005 and is based in Vancouver, Canada.