Charles de Ganahl Koch
(; born November 1, 1935) is an American businessman and philanthropist. He is co-owner, chairman of the board, and chief executive officer of Koch Industries. His brother David H. Koch also owns 42% of Koch Industries and serves as Executive Vice President. The brothers inherited the business from their father, Fred C. Koch, and have since expanded the business to 2,600 times its inherited size.
Koch provides financial support for a number of public policy and charitable organizations, including the Institute for Humane Studies and the Mercatus Center at George Mason University. He co-founded the Washington, DC-based Cato Institute. Through the Koch Cultural Trust, founded by Charles Koch's wife, Elizabeth, the Koch family has also funded artistic projects and creative artists.
Koch Industries is the second-largest privately held company by revenue in the United States according to a 2010 Forbes survey and as of October 2012 Charles was ranked the 6th richest person in the world with an estimated net worth of $34 billion - according to the Bloomberg Billionares Index - and was ranked 18th on Forbes World's Billionaires list of 2011 (and 4th on the Forbes 400), with an estimated net worth of $25 billion, deriving from his 42% stake in Koch Industries. Koch's grandfather, Harry Koch, was a Dutch immigrant who settled in West Texas, founded the Quanah Tribune-Chief newspaper, and was a founding shareholder of Quanah, Acme and Pacific Railway. Koch's academic life was spent at the Massachusetts Institute of Technology. He is a member of the Beta Theta Pi Fraternity. He received a Bachelor of Science in general engineering in 1957, a Master of Science in mechanical engineering in 1958, and a second Master of Science in chemical engineering in 1960.
Koch has been a Director of Intrust Financial Corp. since 1982 and Director of Koch Industries Inc. since 1982. He is Director of Invista and is a Director of Georgia
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