With his brother Charles, who is seventy-four, David Koch owns virtually all of Koch Industries, a conglomerate, headquartered in Wichita, Kansas, whose annual revenues are estimated to be a hundred billion dollars. The company has grown spectacularly since their father, Fred, died, in 1967, and the brothers took charge. The Kochs operate oil refineries in Alaska, Texas, and Minnesota, and control some four thousand miles of pipeline. Koch Industries owns Brawny paper towels, Dixie cups, Georgia-Pacific lumber, Stainmaster carpet, and Lycra, among other products. Forbes ranks it as the second-largest private company in the country, after Cargill
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http://www.newyorker.com/reporting/2010/08/30/100830fa_fact_mayer#ixzz1K7AKx6JS