Cameco Corporation is the world's largest publicly traded uranium company, based in Saskatoon, Saskatchewan. In 2015, it was the world's second largest uranium producer, accounting for 18% of world production.

"Cameco – Canadian Mining and Energy Corporation" was formed in 1988 by the merger and privatization of two crown corporations: the federally owned Eldorado Nuclear Limited (known previously as Eldorado Mining and Refining Limited) and Saskatchewan-based Saskatchewan Mining Development Corporation (SMDC).

The name was later shortened to "Cameco Corporation".

"Cameco – Canadian Mining and Energy Corporation" was formed in 1988 by the merger and privatization of two crown corporations: the federally owned Eldorado Nuclear Limited (known previously as Eldorado Mining and Refining Limited) and Saskatchewan-based Saskatchewan Mining Development Corporation (SMDC). The name was later shortened to "Cameco Corporation".

According to en.wikipedia