Beall taught printmaking at SFSU. He was named Professor Emeritus in 1992. Beall is a member of the California Society of Printmakers and served as president in 1970.
Dennis Beall’s work has been featured in over twenty-five solo exhibitions and over 200 exhibitions internationally. Beall’s work is held in the collections of the Janet Turner Print Museum, California State University Chico; the Cleveland Museum of Art, Ohio; the Victoria and Albert Museum, London; the Museum of Modern Art New York and the Whitney Museum of American Art, New York; the Fred Jones Jr. Museum of Art, the University of Oklahoma, Norman; the Fine Arts Museums of San Francisco, California; the Library of Congress, Washington, D.C.; and the Worcester Art Museum, Massachusetts.