Wendy's is an American fast-food hamburger chain founded by Dave Thomas in 1969 in Columbus, Ohio. Known for its made-to-order square hamburgers, fresh never-frozen beef, the Frosty dessert, and signature items like chili and baked potatoes. The Wendy's Company (Nasdaq: WEN) operates over 7,000 restaurants across the U.S. and roughly 30 other countries, making it one of the world's largest hamburger chains.