 One of his most notable works is the Church of the Salesas in Barcelona, completed in 1885, which combined Gothic Revival, Romanesque Revival and the indigenous Mudéjar architectural styles.In Comillas, Spain, he designed the Palacio de Sobrellano, and the Capilla Panteón de los Marqueses de Comillas, and helped design the Universidad Pontificia with Lluís Domènech i Montaner.Martorell is also known for his later work in the Catalan school of Modernisme, and for his relationships with his contemporary Modernisme architects, especially his protégé Antoni Gaudí.