Clarence Saunders developed an American supermarket chain whose first outlet opened in what year?
Piggly Wiggly Piggly Wiggly is an American supermarket chain operating in the Southern and Midwestern regions of the United States, run by Piggly Wiggly, LLC, an affiliate of C&S Wholesale Grocers. Its first outlet opened in 1916 in Memphis, Tennessee, and is notable for having been the first true self-service grocery store, and the originator of various familiar supermarket features such as checkout stands, individual item price marking and shopping carts. The current company headquarters is in Keene, New Hampshire. Currently, more than 600 independently owned Piggly Wiggly stores operate in 17 states, primarily in smaller cities and towns.
Hy-Vee Hy-Vee is an employee-owned chain of more than 240 supermarkets located throughout the Midwestern United States in Iowa, Illinois, Kansas, Minnesota, Missouri, Nebraska, South Dakota, and Wisconsin. Hy-Vee was founded in 1930 by Charles Hyde and David Vredenburg in Beaconsfield, Iowa, in a small brick building known as the Beaconsfield Supply Store, which is listed on the National Register of Historic Places.