Tesoro Gold Ltd engages in the acquisition, exploration, and development of resource projects in Chile. The company primarily explores for gold deposits. It holds 85% interest in the El Zorro Gold project covering an area of approximately 570 square kilometers located in northern Chile. The company was formerly known as Tesoro Resources Limited and changed its name to Tesoro Gold Limited in April 2022. The company was founded in 2017 and is based in Fremantle, Australia.