Regeneron is perceived as one of Esperion's biggest rivals. Regeneron was founded in 1988, and its headquarters is in Tarrytown, New York. Like Esperion, Regeneron also works within the Pharmaceuticals & Biotechnology field. Regeneron has 11,700 more employees than Esperion.
Daiichi Sankyo is one of Esperion's top rivals. Daiichi Sankyo is a Public company that was founded in 2005 in Chuo-ku, Tōkyō Prefecture. Like Esperion, Daiichi Sankyo also competes in the Pharmaceuticals sector. Compared to Esperion, Daiichi Sankyo has 19,565 more employees.