Alpha Baking Company, Inc. was established in 1979 with the acquisition of the Mary Ann Baking Company in Chicago. Founded in 1935, Mary Ann is best known for the ever-popular Chicago style poppy seed hot dog bun. In 1981, Alpha Baking purchased S. Rosen’s Baking Company, a Chicago staple and baker of Jewish hearth rye breads and variety rolls since 1909. Through the years, Alpha Baking has continued to grow with the acquisition of Kreamo Bakers in La Porte, Indiana in 1979, National Baking Company in Chicago, Illinois in 1997, Natural Ovens Bakery in Manitowoc, Wisconsin in 2007 and recently in 2016 with the addition of a new sweet good facility in Chicago and a new baking facility in Grand Rapids, MI.