Recognised as one of the leading exponents of the contemporary clarinet in Mexico, Domínguez has developed close collaborations with composers of various generations, who have written works especially for him. A graduate of the State Conservatory of Vienna, he pursued specialised studies in bass clarinet and contemporary music at the Sweelinck Conservatory in Amsterdam, and also holds a degree from Facultad de Música at UNAM. He is a member of Ónix Ensamble and Dúplum, with whom he has toured internationally and recorded more than fifteen albums. He has appeared as a soloist with orchestras such as the OFUNAM, Orquesta de Cámara de Bellas Artes, and Filarmónica de Málaga, among others.