The Dia Art Foundation is a nonprofit organization dedicated to supporting and promoting contemporary art. Founded in 1974, it focuses on long-term projects and installations by artists, emphasizing the importance of site-specific works. The foundation is known for its commitment to artists and their creative processes, providing them with the resources to realize ambitious projects. Dia operates several locations, including the Dia Beacon in New York, which showcases large-scale works by artists such as Donald Judd and Dan Flavin. The foundation also engages in educational programs and public initiatives to foster a deeper understanding of contemporary art and its impact on society.