Cameco CorporationCCO.TO

Saskatoon-based Cameco Corporation (est. 1987) is a global leader in uranium production and sales. Its operations span two core divisions: Uranium and Fuel Services. The Uranium segment manages the full lifecycle from exploration, mining, and milling to distribution. Fuel Services handles refining, conversion, and fabrication, including manufacturing fuel bundles and reactor components for CANDU reactors. Cameco supplies nuclear utilities across the Americas, Europe, and Asia.