Denison Announces Completion of Site Preparation Activities and Commencement of Full-Scale Construction at Phoenix ISR Uranium Mine Accessibility Statement Skip Navigation David Cates, President & CEO of Denison, commented, "Completing the site-preparation activities needed to ramp up our on-site workforce and achieve a full-scale rate of construction is an important initial milestone for the Phoenix project. Site civil work has progressed well during the early works program, with +20% of overall site civil ...