Canal Street Brewing Co., LLC,[2]doing business asFounders Brewing Company,[3] is a brewery in Grand Rapids, Michigan, known for producing several highly rated and award-winning craft-style ales, including KBS (Kentucky Breakfast Stout), Centennial IPA, Dirty Bastard, and Founders Porter.[4][5] Since its founding as a craft brewery in the mid-1990s, it has grown to become the 15th largest brewery in the United States,[6] and a prominent member of the West Michigan brewing industry. It is now majority-owned by Mahou San Miguel of Spain.