Grubhub | 200,213 followers on LinkedIn. Grubhub is a leading food-ordering and delivery marketplace on a mission to empower everyday convenience and champion merchants from coast to coast. Part of Wonder, a new kind of food hall that is revolutionizing the food industry by creating the super app for mealtime, Grubhub features more than 375,000 merchants in over 4,000 U.S. cities. Restaurants, grocery, and local merchants are the core of our offering—and the heart of the communities we serve.