CESL Limited (CESL), based in Richmond, British Columbia, oversees the development of our proprietary hydrometallurgical technology, which offers an environmentally superior method for treating copper, copper-gold, nickel-copper, and nickel concentrates, especially those with complex challenges related to mineralogy and deleterious elements that inhibit conventional production and sale of concentrates. In addition, CESL provides hydrometallurgical technical support to our operations as well as manages a variety of hydrometallurgical test programs for external clients.