Born in Mexico City, Sergio Diaz is a Sound Designer and Re-Recording Mixer with more than 80 films to his credit.

He was nominated for an Academy Award in 2019 for his work on Alfonso Cuaron’s, ROMA, for which he also won the Ariel Award for Best Sound. He was the recipient of the Golden Reel Award for both ROMA and Guillermo Del Toro’s, Pan’s Labyrinth. He has been nominated for countless other awards, including Ariel Awards Best Sound (La Region Savage, La delgada linea amarilla, Heli, Silent Light), Association of Motion Picture Sound Design Excellence in Sound Design for a Feature Film (ROMA), Golden Derby Best Sound (ROMA), Motion Picture Sound Editors Outstanding Achievement in Sound Editing (ROMA, Hellboy II, El laberinto del fauno, Babel), Fenix Film Best Sound (La region slavaje, Desierto and Heli) and The Platino Awards for Iberoamerican Cinema Best Sound (ROMA, Desierto).

He has worked alongside Alfonso Cuarón (Roma), Guillermo del Toro (Pan’s Labyrinth, Hell boy II), Alejandro González Iñarritu (21 grams, Babel), Sean Penn (Into the Wild), Mel Gibson (Apocalypto), Carlos Reygadas (Battle in Heaven, Silent Light, Post Tenebras Lux), Jonás Cuarón (Año Uña, Desierto) and Amat Escalante (Sangre, Heli, The Untamed), among others. Most recently, he designed and mixed HALO OF STARS, a debut film by Anthony Lucero, produced by Terrence Malick.