Berkshire Hathaway Inc. is an American multinational conglomerate holding company headquartered in Omaha, Nebraska, United States. The company wholly owns GEICO, BNSF, Lubrizol, Dairy Queen, Fruit of the Loom, Helzberg Diamonds, FlightSafety International, and NetJets, and also owns 26% of the Kraft Heinz Company, an undisclosed percentage of Mars, Incorporated, and significant minority holdings in American Express, The Coca-Cola Company, Wells Fargo, IBM and Restaurant Brands International. Berkshire Hathaway averaged an annual growth in book value of 19.7% to its shareholders for the last 49 years, while employing large amounts of capital, and minimal debt. The company is known for its control and leadership by Warren Buffett, who is the company's Chairman of the Board, President, and Chief Executive Officer, and Charlie Munger, the company's Vice-Chairman of the Board of Directors. In the early part of Buffett's career at Berkshire, he focused on long-term investments in publicly traded companies, but more recently he more frequently bought whole companies. Berkshire now owns a diverse range of businesses including confectionery, retail, railroad, home furnishings, encyclopedias, manufacturers of vacuum cleaners, jewelry sales, newspaper publishing, manufacture and distribution of uniforms, and several regional electric and gas utilities.