It owns and operates the Museo de Arte Abstracto Español, in Cuenca, and the Museu Fundación Juan March, in Palma.

The building was designed by José Luis Picardo Castellón and features contrasting bands of marble and glass.

There are three more sculptures in the patio (a garden accessible via the shop on the ground floor), these are by Gustavo Torner, Miguel Ortiz Berrocal and Martin Chirino.

Their online library is made up of 10 portals broken down into thematic knowledge areas, with a catalogue of over 180,000 records, including monographs, sheet music, periodicals, photographs, posters and sketches, as well as original manuscript documents.

The Fundación also maintains three personal libraries – those of Julio Cortázar,[8] the painter Fernando Zóbel and academic Francisco Ruiz Ramón.

The IC3JM has taken over the academic staff, activities, programmes and the library of the former Juan March Institute Centre for Advanced Studies in Social Sciences (CEACS).