Anheuser-Busch Companies, Inc. (NYSE: BUD) (pronounced /ˈænhаɪzər bʊʃ/) is the largest brewing company in the United States with a 48.8% share of beer sales by volume. It is the world's largest brewing company based on revenue, but third in brewing volume. The company operates 12 breweries in the United States and nearly 20 others in other countries.

A plan to merge with Belgian-Brazilian brewing giant InBev was announced on July 13, 2008, but has not yet been consummated.^[1]

Anheuser-Busch Companies, Inc. (ABC) is the holding company of Anheuser-Busch, Incorporated (ABI), a beer brewer. The Company is also the parent corporation to a number of subsidiaries that conduct various other business operations. ABC's operations comprise four segments: domestic beer, international beer, packaging, and entertainment, which contributed 75%, 7%, 10% and 8%, respectively, of the ABC's net sales, during the year ended December 31, 2007. Approximately 93% of the ABC's net sales are generated in the United States. Worldwide sales of the Company's beer brands aggregated 128,400,000 US beer barrels (15,070,000 m³) in 2007, which comprises domestic and international volume. International volume represents Anheuser-Busch brands produced overseas by company-owned breweries, under license and contract brewing agreements, plus exports from the Company's United States breweries.

Anheuser-Busch's best known beers include brands such as Budweiser, Busch (originally known as Busch Bavarian Beer) and Michelob families, Bud Light, and Natural Light. The company also produces a number of smaller-volume and specialty beers, nonalcoholic brews, malt liquors (King Cobra and the Hurricane family), and flavored malt beverages (e.g. the Bacardi Silver family and Tequiza).