Guillermo García Calvo has an long career as a conductor in international settings such as the Deutsche Oper Berlin, the Wiener Staatsoper or the Paris Opera, among others, and Spanish stages such as the Opera of Oviedo , the Gran Teatre del Liceu in Barcelona or the Teatro Real and the Teatro de la Zarzuela in Madrid.

He debuted as opera conductor in 2003 with Hansel and Gretel in the Schlosstheater Schönbrunn (at age 25) and, in 2009, replaced Daniele Gatti in a new Macbeth production of the Wiener Staatsoper, a stage with which he maintains a close relationship since 2002, having been responsible for the musical preparation of more than fifty titles of the opera repertoire and having conducted more than 200 opera and ballet performances: L'elisir d'amore, Rigoletto, La fille du régiment, Il Barbiere di Siviglia, Lucia di Lammermoor, The Magic Flute, La traviata, Nabucco, La Sonnambula, Coppélia, The Nutcracker, Onegin, Don Quixote, Giselle, Mayerling, Anna Karenina, Romeo and Juliet, Swan Lake or the recent world premiere of Persinette.

In Spain he made his debut in the opera in 2011 with Tristan und Isolde at the Campoamor Theater in Oviedo, where he began in September 2013 the premiere of the Wagner tetralogy Der Ring des Nibelungen.

In 2016, took place his debut at the Opera of Florence with the orchestra of Maggio Fiorentino conducting Goyescas by Enric Granados and El amor brujo by Manuel de Falla and that same year, debuted at the Palais Garnier in Paris. Also in 2016 he was responsible for the "premiere in modern times" of the opera Elena e Malvina by Ramón Carnicer with the Orquesta y Coro Nacionales de España.

He was Generalmusikdirektor of the Chemnitz Opera (Germany) and Principal Conductor of the Robert-Schumann-Philharmonie from 2017 to 2025, giving the works of Richard Wagner an important role in the repertoire of that theater and creating a new production of the cycle Der Ring des Nibelungen, one of whose operas, Götterdämmerung (Twilight of the Gods) received in 2019 the Faust prize for the best opera production in Germany.

From 2020 to 2024 he was also Musical Director of the Teatro de la Zarzuela in Madrid.

Guillermo García Calvo conducts operas and concerts in the most prominent theaters, such as Siegfried (Opera of Oviedo), which won him the Opera XXI award for best musical direction in the 2017/18 season, Katiuska (Teatro de la Zarzuela), La Gioconda (Gran Teatre del Liceu), with which he won the Amics del Liceu Critics Award for best musical direction, L'elisir d'amore at the New National Theater in Tokyo or Don Giovanni at the Opéra de Paris.

Among other projects, this season he will conduct Ariadne auf Naxos at Teatro de la Maestranza, La traviata with Kristina Mkhitaryan at Opera Las Palmas, L’elisir d’amore with Ramón Vargas in Coruña, a Wagner Gala with Andreas Schager, and concerts with the Real Orquesta Sinfónica de Sevilla, Orquesta de Valencia, Bruckner Orchester Linz and at the Volkstheater Rostock, among others.

Born in Madrid in 1978, Guillermo García Calvo graduated from the Universität für Musik in Vienna with a thesis on Parsifal and with a concert in the Great Hall of Musikverein conducting the overture of Tannhäuser. Between 2000 and 2002 he completed his training as an assistant to Ivan Fischer and the Budapest Festival Orchestra and in the summer of 2007 with Christian Thielemann at the Bayreuth Festival as a music assistant for Der Ring des Nibelungen