 Since 2000, Jean has also become one of the best-known music producers in Spain, having worked with a variety of pop artists, including Alejandro Sanz, Miguel Bosé, Hombres G and Estopa.Following the 2010 Haiti earthquake, Jean released the charity single "Ay Haití", in which he gathered together some of the most important Spanish and South American artists of the moment to raise money for the earthquake victims.25 artists collaborated in the song, including La Oreja de Van Gogh, Shakira, Miguel Bosé, Juanes, José Mercé and Alejandro Sanz.