Denison Mines Corp. operates as a uranium exploration and development company in Canada.

Its flagship project is the 95% interest owned Wheeler River uranium project covering an area of approximately 300,000 hectares located in the Athabasca Basin region in northern Saskatchewan.

The company was formerly known as International Uranium Corporation and changed its name to Denison Mines Corp. in December 2006.

Denison Mines Corp. was incorporated in 1954 and is headquartered in Toronto, Canada.