José María Jujol Gibert was a Catalan Spanish architect. Jujol's wide field of activity ranged from furniture designs and painting, to architecture. He worked with Antoni Gaudí on many of his most famous works. Among Jujol's projects are Casa Batlló, Casa Milà, Park Güell, and Our Lady of Montserrat, and among his design styles are Modernisme and Art Nouveau.

Antoni Gaudí i Cornet was a Catalan architect and designer from Spain, known as the greatest exponent of Catalan Modernism. Gaudí's works have a highly individualized, sui generis style. Most are located in Barcelona, including his main work, the church of the Sagrada Família.