EurekaFacts is providing the Nuclear Regulatory Commission (NRC) with a series of research services designed to assess and test the content, usability, and accessibility of the agency’s existing public Web site. EurekaFacts succesfully recruited participants from a broad base of backgrounds and conducted usability testing with scientists, educators, elected government officials, international regulatory professionals, journalists and other media professionals. Testing was conducted at the EurekaFacts usability testing lab in Rockville, MD. With both local and virtual usability interviews, the team is helping NRC examine Web site strengths and weaknesses and providing user-centered design criteria that will be applied to new developments. EurekaFacts is an approved 8(a) firm with strong expertise and experience conducting research studies for the federal government and other clients that require strong methodology and project management practices.