Esaias Järnegard was born in 1983 in Stockholm, Sweden. He studied composition at KMI in Stockholm (2002-2003), at Gotland School of composition (2003-2005), and at the Academy of Music and Drama at Gothenburg University (2005-2008), where he studied primarily with Professor Ole Lützow- Holm. He has also studied philosophy and the history of philosophy, ideas and art.
His music has been performed at festivals and concerts and radio broadcasts in Sweden, Finland, Denmark, the Netherlands, Portugal, Canada and China by ensembles and soloists such as Richard Craig, Nouvel Ensemble Moderne, Pontus Langendorf, Hugo Ticciati, VocalLab Nederland, Hidden Mother, the AxelssonNilsson duo, Rei Munakata, B Tommy Andersson, Curious Chamber Players, SNYKO orchestra, SNOA orchestra, Seinäjoki City Orchestra and Persona NOD among others.
During 2011 a DVD was released featuring Esaias’s piece tågen-tiden-tingen for sinfonietta and video (video by Nathalie Bujold) recorded by Nouvel Ensemble Moderne. Upcoming commissions include pieces for violin (Hugo Ticciati), flute and soprano (Richard Craig and Cora Schmeizer) through Scottish arts council, cello (Karolina Öhman), and percussion (Erika Öhman). As well as composing Esaias is a music critic and on the editorial board of the Journal of New Music in Sweden (Nutida Musik).