Lopez-Reynoso started as assistant conductor at Opera de Bellas Artes, located at Palacio de Bellas Artes at the age of 18. He would later make his opera debut as opera conductor with The Marriage of Figaro.
A special relationship connects Lopez-Reynoso to the Rossini Opera Festival (ROF) in Pesaro where he makes his opera debut in 2014 with the opera Il viaggio a Reims, invited by Alberto Zedda. It then followed an invitation to conduct the concert with Ildar Abdrazakov. Lopez-Reynoso also conducted Damiano Michieletto's production of Rossini's opera 'La scala di seta" on tour at the Royal Opera House Muscat.
He currently holds two music appointments, Principal Guest Conductor with the Oviedo Filarmonia[1] and of Orquesta Filarmónica de la UNAM (OFUNAM)[2][3] in Mexico City.
During the seasons 2017-18 and 2018-19 Lopez-Reynoso held the position of Erster Kapellmeister at the Staatstheater Braunschweig[4] where he collaborated with opera directors Jürgen Flimm, Andrea Moses and Brigitte Fassbaender among others.