Sidney Nathan was an American businessman and entrepreneur, best known for founding the King Records label in 1943. He played a significant role in the development of the Rhythm and Blues genre, promoting artists like James Brown and The Five Satins. Nathan's vision helped to elevate the label as a key player in the music industry during the mid-20th century. Under Nathan's leadership, King Records became a hub for innovative music production, blending various styles and reaching diverse audiences. His contributions to the music scene have left a lasting impact, influencing future generations of artists and record labels.