NASTAD is a non-partisan non-profit association that represents public health officials who administer HIV and hepatitis health care, prevention, education and supportive service programs funded by state and federal governments in all 50 U.S. states, the District of Columbia, Puerto Rico, the U.S. Virgin Islands and the U.S. Pacific Islands. NASTAD also supports partner governments in Africa, the Central America region, and the Caribbean region. NASTAD's vision is a world free of HIV and viral hepatitis.