Cameco Corporation produces and sells uranium worldwide. It operates through three segments: Uranium, Fuel Services, and NUKEM. The Uranium segment is involved in the exploration for, mining, and milling, as well as purchase and sale of uranium concentrates. Its operating uranium properties include the McArthur River/Key Lake, Cigar Lake, and Rabbit Lake properties located in Saskatchewan, Canada; the Inkai property situated in Kazakhstan; and the Smith Ranch-Highland property located in Wyoming, as well as the Crow Butte property situated in Nebraska, the United States. The Fuel Services segment provides refining, conversion, and uranium fuel manufacturing services. Its products include uranium trioxide, uranium hexafluoride, and uranium dioxide. This segment also manufactures and sells fuel bundles and reactor components for CANDU reactors. The NUKEM segment trades in uranium and uranium-related products. The company sells its uranium and fuel services to nuclear utilities. Cameco Corporation was founded in 1987 and is headquartered in Saskatoon, Canada.