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 (compared to 9.8% from the S&P 500 with dividends included for the same period), while employing large amounts of capital, and minimal debt.