Chess Records is an American record label founded in 1950 by Leonard and Phil Chess. It became famous for its influential role in the development of blues and rock music, signing artists like Muddy Waters, Chuck Berry, and Howlin' Wolf. The label was known for its distinctive sound and helped popularize electric blues. In the 1960s, Chess Records expanded its reach by signing rock and soul artists, but it eventually faced challenges due to changing musical trends. Despite this, the label's legacy endures, as it played a crucial role in shaping the music industry and influencing countless musicians.