Mariana De Marchi graduated in 2002 from the National School of Fine Arts Prilidiano Pueyrredón as National Professor of Drawing. In 2003, she earned National Professor of Sculpture. Mariana studied her post graduate work in seminaries of the Superior School of Fine Arts Ernesto de la Carcova in lithography, wall painting in fresco, ceramic and artistic graphic.

She has obtained numerous first prizes, mainly in drawing, engraving and painting. As a consequence of this and because of her continuous participation in different saloons, her work has been shown in the Sans Souci Palace, the Quinta Trabucco, the Museum of Fine Arts Benito Quinquela Martín, the National Museum of Fine Arts of Taiwan and in several foundations and cultural institutions.

Her work has also been shown in Romany, Taiwan and Italy.