David Koch
American billionaire heir and businessman (1940-2019) · United States · On the map · Scientists · Died at 79
David Hamilton Koch was an American businessman, philanthropist, limited government advocate and chemical engineer. In 1970, he joined the family business: Koch Industries, the second-largest privately held company in the United States.
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He became president of the subsidiary Koch Engineering in 1979 and became a co-owner of Koch Industries in 1983. Koch served as an executive vice president of Koch Industries until he retired due to health issues in 2018.
