Esrey Resources Ltd. is an exploration company. It is focused on the business of developing a hydrometallurgical process in recovering and producing zinc, lead, and other metal by-products from primary and secondary waste materials. The firm also covers the zinc-rich tailings located in Kosovo. Its operations are done through the following geographical segments: Papua New Guinea, Macedonia, and Canada. The company was founded on February 24, 2000 and is headquartered in Vancouver, Canada.