San Fermin is a celebrated American indie rock band formed in Brooklyn, New York, in 2011. The brainchild of composer and songwriter Ellis Ludwig-Leone, the band is known for its rich, orchestral sound that blends rock, pop, and classical elements. San Fermin gained recognition with their self-titled debut album in 2013, which includes the popular single "Sonsick" and showcases their innovative approach to music. Over the years, the group has seen a rotating lineup of talented musicians and vocalists, contributing to its dynamic and evolving sound. San Fermin continues to captivate audiences with their intricate compositions and electrifying live performances.