Possible Clues:

• Illinois-based brewery
• Blue Ribbon beermaker
• Maker of Colt 45 and Old Milwaukee
• Classic name in Milwaukee brewing
• Owner of Lone Star Beer
• History ['Blue Ribbon' name]
• Brew brand with a ribbon logo
• Brewer that owns Olympia
• Owner of Stroh's
• Milwaukee theater named for a brewer, with "the"