Question:  The Jacob Leinenkugel Brewing Company, a subsidiary of who, that's a regional American beer maker based in the United States?
Context: National Bohemian Beer, colloquially "Natty Boh," is an American beer originally brewed in Baltimore, Maryland, but now owned by the Pabst Brewing Company.  First brewed in 1885 by the National Brewing Company, whose other brands were National Premium and Colt 45 malt liquor, this Bohemian-style beer's slogan had long been "Oh boy.  What a beer!" MillerCoors is a beer brewing company in the United States.  In 2002 South African Breweries purchased Miller Brewing Company to create SABMiller.  In 2005, Molson Brewery of Canada and Coors Brewing Company merged to form the Molson Coors Brewing Company.  Then, in 2008, SABMiller and Molson Coors created MillerCoors as a joint venture for their operations in the U.S.  The company is the second-largest brewer in the U.S., after Anheuser-Busch. The Jacob Leinenkugel Brewing Company ( ), a subsidiary of MillerCoors, is a regional American beer maker based in Chippewa Falls, Wisconsin, United States.  Leinenkugel is mainly distributed in the Upper Midwest, but is available in limited quantities throughout all 50 states.  The company is Chippewa Falls' oldest running business. The Blue Mountain Brewery in Afton, Virginia is a brewery which forms, along with Starr Hill Brewery, South Street Brewery, Wild Wolf Brewing Company and Devils Backbone Brewing Company, an integral part of the Brew Ridge Trail.  Blue Mountain was the first brewery to open in Nelson County.  They cultivate 1/3 acre of mainly Cascade-variety hops.  One of their seasonal beers, Blue Reserve, took home the first-ever medal (Silver) for a beer hopped solely with Virginia hops at the world's largest beer competition, the Great American Beer Festival, in 2011 for the American-Belgo Ale category.  Blue Mountain is also the only Virginia brewery to hold back-to-back Gold medals at the 2010 and 2011 Great American Beer Festival.  In 2012, a new sister brewery, Blue Mountain Barrel House, was opened by two of the founders of the original Blue Mountain Brewery. Beer Wars is a 2009 documentary film about the American beer industry.  In particular, it covers the differences between large corporate breweries, namely Anheuser-Busch, the Miller Brewing Company, and the Coors Brewing Company opposed to smaller breweries like Dogfish Head Brewery, Moonshot 69, Yuengling, Stone Brewing Co., and other producers of craft beer.  Also covered is how advertising and lobbyists are used to control the beer market, implying that these things harm competition and consumer choice. Fossil Fuels Brewing Company is a beer maker based in Manteca, California, United States.  The beer is brewed with what is claimed to be ancient yeast that medical mycologist and co-owner Raul Cano extracted from amber and revived after 25 million to 45 million years.  The company launched a German-style wheat beer in the Northern California area on July 27, 2008.  The process that the company used to extract yeast from amber is similar to the process described in the fictional book Jurassic Park that was used to retrieve dinosaur blood from mosquitos trapped in amber.  The beer has received mixed critical reviews, including that it has a unique taste. The Pabst Brewing Company ( ) is an American company that dates its origins to a brewing company founded in 1844 by Jacob Best and was, by 1889, named after Frederick Pabst.  It is currently the holding company contracting for the brewing of over two dozen brands of beer and malt liquor from now defunct companies including Pabst Blue Ribbon, P. Ballantine and Sons Brewing Company, G. Heileman Brewing Company, Lone Star Brewing Company, Pearl Brewing Company, Piels Bros., Valentin Blatz Brewing Company, National Brewing Company, Olympia Brewing Company, Falstaff Brewing Corporation, Primo Brewing & Malting Company, Rainier Brewing Company, F & M Schaefer Brewing Company, Joseph Schlitz Brewing Company, Jacob Schmidt Brewing Company and Stroh Brewery Company. Dry Dock Brewing Company is a brewery located in southeast Aurora, Colorado.  Since opening, Dry Dock has won awards from both the World Beer Cup and the Great American Beer Festival, winning Small Brewing Company of the Year in 2009 at the Great American Beer Festival. Heavy Seas Beer is brewed by Clipper City Brewing Company, in Baltimore, Maryland.  The brewery was established by Hugh Sisson in 1995.  Previously, Sisson operated Maryland's first brewpub, Sisson's.  In 2010, the brewery rebranded.  While the name of the company remains Clipper City Brewing Company, all of its beer falls under the Heavy Seas brand.  Heavy Seas hosts tours on most weekends.  It is located at 4615 Hollins Ferry Road, Suite B, in the Halethorpe section of Baltimore.  Heavy Seas currently offers a variety of beer styles in approx. 18 states within the United States.  Several Heavy Seas beers have been awarded and include the following: Cutlass Amber Lager (a repeat medal winner at the Great American Beer Festival from 2006-2010, bronze medal winner at the 2010 World Beer Cup and silver medal winner at the 2012 World Beer Cup as Heavy Seas Märzen), Powder Monkey Pale Ale (silver medal winner at the 2008 Great American Beer Festival and bronze medal winner at the 2010 World Beer Cup as Heavy Seas Pale Ale), Small Craft Warning Uber Pils (bronze medal winner at the 2004 Great American Beer Festival), Gold Ale (gold medal winner at the 2010 World Beer Cup, bronze medal winner at the 2010 Great American Beer Festival and bronze medal winner at the 2014 Great American Beer Festival as Heavy Seas Gold Ale) and Winter Storm Imperial ESB (gold medal winner at the 2008 World Beer Cup). Kingway Brewery Holdings Limited () is a leading beer maker in China.  It is a subsidiary of government-owned Guangdong Holdings Group, the biggest Hong Kong-based enterprise owned by the Guangdong provincial government.  The Dutch brewing company Heineken International owns a 21% share in the company.  It produces, distributes and markets beer in more than 20 provinces under such labels as "Kingway", "Kingway Draft", and "Super Fresh Kingway".
Answer: MillerCoors