DENISON MINES CORP.

Denison Mines Corp. is a Canadian uranium exploration, development, and production company. Denison is a uranium mining, development, and exploration company with interests focused in the Athabasca Basin region of northern Saskatchewan, Canada. Denison’s shares are listed on the Toronto Stock Exchange under the symbol “DML” and on the NYSE American under the symbol “DNN.” Denison holds 95% interest in its flagship project Wheeler River uranium project 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 1936 and is headquartered in Toronto, Canada.