Sylvan Esso is an American indie pop duo from Durham, North Carolina formed in 2013. The band consists of singer Amelia Meath (Mountain Man) and producer Nick Sanborn (Megafaun, Made of Oak). They made their debut with the single "Hey Mami" and released their eponymous debut album on Partisan Records on May 12, 2014 (2014-05-12), which reached No. 39 on the Billboard 200. Since then they have released three further singles and toured internationally.