Sisecam Resources LP, together with its subsidiaries, engages in the trona ore mining and soda ash production businesses in the United States and internationally. It processes trona ore into soda ash, which is a raw material in flat glass, container glass, detergents, chemicals, paper, and other consumer and industrial products. The company holds approximately 23,500 acres of leased and licensed subsurface mining areas in the Green River Basin of Wyoming. As of December 31, 2021, it had proven and probable reserves of approximately 220.0 million short tons of trona. The company was formerly known as Ciner Resources LP and changed its name to Sisecam Resources LP in February 2022. Sisecam Resources LP was incorporated in 2013 and is headquartered in Atlanta, Georgia. Sisecam Resources LP operates as a subsidiary of Ciner Wyoming Holding Co.