Felix Augenfeld was born in Vienna. He graduated from ‘Realschule’ in 1910. Augenfeld studied engineering at the Technische Hochschule of Vienna until 1914. In World War I he served in the Austrian-Hungarian army and was a prisoner of war in Italy from 1915 until 1919. After his release he resumed his studies at the Technische Hochschule, and was certified in 1920 as a civil architect. From 1921 to 1938, he practiced as a freelance architect in Vienna in partnership with Karl Hofmann. There they worked on architectural commissions and interior designs in Austria and Czechoslovakia and buildings in Vienna. In 1931 Augenfeld worked as assistant to Oskar Strand, theater and stage designer in both Vienna and London. He participated in an exhibition of design in Milan in 1933. Augenfeld published articles in professional journals in Austria, Germany, U. K, Italy and U.S. Among these were Modern Bauformen in Berlin, Die Buehne, and Kunst und Dekoration. He also contributed to Das Wiener Moebel, Stuttgart. Augenfeld was a member of the Central Union of Austrian Architects (1921-1938).
In 1938, because of Nazi persecution he immigrated to the U.K. He lived in London until 1939 on a resident permit, with help from British and American friends. He practiced as a self-employed architect and designer on private commissions.
In August 1939 he moved to the U.S.A., where at first he worked as a freelance architect. From 1941 he had his own studio in New York and became a member of the American Institute of Architect. He received an honorary mention from the organization in 1961 for his work on the Buttlinger Library Building, built in 1952-56.
Felix Augenfeld died in New York in 1984