With 25 years of experience, Altertango has established itself as one of the most influential bands in contemporary tango. Their unmistakable sound and overwhelming energy have transcended borders, reaffirming their place as one of the most innovative acts on the scene. Recognized by the press and the public as an undisputed benchmark in current tango, the group has built its own identity in constant artistic evolution, fusing tango tradition with influences from rock, jazz, and Argentine popular music.

Led by pianist, composer, and singer Elbi Olalla, Altertango was founded in Mendoza, Argentina, and has developed a career marked by a continuous search for new forms of expression. Over eight albums: "Altertango I" (2002), "Altertango II" (2005), "Tormenta" (2007), "Melodramas" (2009), "Fargüest" (2013), "Radiotango" (2016), "Sie7e" (2017) and "En Vivo 20 años" (2023), the group has solidified a unique artistic proposal within contemporary tango.

Their most recent album, "En Vivo 20 años" (Live 20 years), captures the essence of the band in a concert held at the Teatro Independencia in Mendoza, reflecting the evolution of an artistic project that continues to renew itself without losing its identity. Over these years, Altertango has taken its music to stages in Argentina, Europe, and Latin America, with performances in cities such as Buenos Aires, Rosario, São Paulo, Paris, Barcelona, Madrid, Amsterdam, and Stockholm, consolidating a career that places it among the most renowned contemporary tango acts.