Denison Mines Corp. announced that at the end of 2012, Mr. Jim Anderson and Mr. Don Campbell announced their retirement. Jim served as Executive V.P. and Chief Financial Officer of the company for the past eight years.

Don served as V.P. Commercial of Denison, and was with the company for over 31 years. Both Jim and Don will continue to consult with Denison and maintain their positions of Chief Financial Officer and V.P. Commercial, respectively, with Uranium Participation Corporation. Mr. David Cates was appointed V.P. Finance & Tax, and Chief Financial Officer of Denison on January 1, 2013.

David was previously Director, Taxation for Denison and is based in the Company's Toronto office.