Working Class Audio

John Greenham has had a love affair with mastering for over 20 years, starting in San Francisco at Rocket Lab in the mid-90s, and currently in Los Angeles where he re-located to in 2012 to work at Infrasonic Sound in Echo Park alongside Pete Lyman and Jeffrey Ehrenberg. John has earned several awards over the course of his career including Los Tigres Del Norte: Historias Que Contar – Grammy Winner 2006 (Mastering), Detalles Y Emociones – Grammy Winner 2007 (Mastering), Tu Noche Con…Los Tigres Del Norte – Grammy Winner 2009 (Mastering) Omar Sosa: Ceremony – Echo Jazz Award Big Band Album of the Year 2011 (Mixing, Mastering)John’s nominations include Sistema Bomb – Electro-Jarocho – Nominated for a Latin Grammy 2013 (Mastering), Los Cojolites – Sembrando Flores – Nominated for a Latin Grammy 2013 (Mixing, Mastering), Omar Sosa – Calma – Nominated for a Latin Grammy 2011 (Mixing, Mastering