Ridgeline Minerals Corp. engages in the acquisition, exploration, and evaluation of mineral properties in the United States. The company primarily explores for gold, lead, zinc, copper, and silver deposits. The company's flagship project is the 100% owned the Selena project comprising 467 BLM administered contiguous federal lode claims covering an area of approximately 9,626 acres located in White Pine County, Nevada. The company was formerly known as Carlin-Type Holdings Ltd. and changed its name to Ridgeline Minerals Corp. in December 2019. Ridgeline Minerals Corp. was founded in 2018 and is headquartered in Vancouver, Canada.