Pegula Sports & Entertainment (PSE) was an American sports and entertainment company based in Buffalo, New York. The company was established after billionaire Terry Pegula combined his sports, property and entertainment assets into one company. The company's assets include the Buffalo Bills of the National Football League, the Buffalo Sabres of the National Hockey League, the Buffalo Bandits and the Rochester Knighthawks of the National Lacrosse League, and the Rochester Americans of the American Hockey League. The company was operated by Kim Pegula, Terry's wife, as president and CEO.

Terrence Michael Pegula is an American billionaire businessman and petroleum engineer. He is the owner of the Buffalo Sabres of the National Hockey League (NHL) and, with his wife Kim Pegula, the Buffalo Bills of the National Football League (NFL). He is also the president of both franchises. Amassing his fortune via investments in fracking, Pegula has interests in natural gas development, real estate, entertainment, and professional sports. His net worth is over $7 billion.