Potbelly Corporation is a restaurant chain specializing in sandwiches and casual dining experiences. It operates primarily in the fast-casual restaurant industry, providing customers with made-to-order sandwiches, salads, soups, and other food and beverage items. Known for its relaxed and welcoming atmosphere, Potbelly locations often feature live music performances, adding to the unique dining experience. The company was founded in 1977 and has grown to serve communities across the United States, with a focus on offering high-quality, freshly prepared meals.

Potbelly Corporation plays a significant role in the restaurant sector by targeting the fast-growing fast-casual dining segment. It differentiates itself through a combination of quality ingredients, quirky store aesthetics, and an emphasis on customer interaction. This focus allows it to cater to a variety of consumers, from individuals popping in for a quick meal to families and groups dining out. In the broader market, Potbelly acts as a staple brand in the fast-casual niche, continuing to adapt its offerings to meet evolving consumer tastes while expanding its geographic footprint.