Efterklang is a band from Copenhagen, Denmark consisting of four core members (Mads Brauer, Casper Clausen, Thomas Husmer & Rasmus Stolberg) who have played together since 2001. They are often joined by musicians like Peter Broderick, Frederik Teige, Heather Broderick and Niklas Antonson when they perform live and they also have a 5th member (Rune Mølgaard). They have also regularly performed with Martyn Heyne (piano, guitar, choir), Tatu Rönkkö (drums) and Katinka Fogh Vindelev (piano, vocal).