Cal-Maine Foods, Inc. produces, grades, packages, markets, and distributes shell eggs including specialty shell eggs. Their products are sold under various brand names as well as private labels, to various customers like national and regional grocery store chains, club stores, independent supermarkets, and foodservice distributors primarily in the southwestern, southeastern, mid-western, and mid-Atlantic regions of the United States. Cal-Maine Foods, Inc. was established in 1957 and is headquartered in Ridgeland, Mississippi.