Born in Tarragona. He began his ballet studies at Artemis, the city’s official dance centre. In 2001 he joined the Institut del Teatre in Barcelona before moving to the Real Conservatorio Profesional de Danza of Madrid in 2003.
He was awarded the silver medal at the Les Espoirs de la Danse festival in the French city of Montpellier (2001 and 2002), the Best performance Award at the 10th Annual City of Ribarroja del Turia National Dance Awards in the field of contemporary dance (2005), and the prize for Best Dancer at the 3rd Annual International Dance Awards in Madrid. In 2005 he was awarded a scholarship allowing him to join up with the Ballet Carmen Roche, performing as a soloist in November of the same year in Snow White, a Ricardo Cue production, featuring Tamara Rojo as the guest ballerina. In 2006 Aleix Mañé joined the Nafas Dance Company under the direction of Patrick de Bana before joining the Compañía Nacional de Danza in September of the same year, under the direction of Nacho Duato.
In 2013 he was promoted as a CND soloist dancer under the direction of José Carlos Martínez. Since then, Aleix has danced important roles in Herman Schmerman (William Forsythe), Romeo & Juliet (Goyo Montero), Sleepless (Jirí Kylián), Casi-Casa (Mats Ek) and Walking Mad (Johan Inger). In 2003 he debuts in the role of Romeo, in Romeo & Juliet by Goyo Montero. He has also worked with choreographers such as Jirí Kylián, Johan Inger, Marcos Morau, Ohad Naharin, Willam Forsythe, Mats Ek and Itzik Galili, among others.