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David Hamilton Koch ( KOHK; May 3, 1940 – August 23, 2019) was an American businessman, political activist, philanthropist, and chemical engineer. In 1970, he joined the family business: Koch Industries, the second largest privately held company in the United States. He became president of the subsidiary Koch Engineering in 1979 and became a co-owner of Koch Industries (along with elder brother Charles) in 1983. Koch served as an executive vice president of Koch Industries until he retired due to health issues in 2018.

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Born	David Hamilton Koch 3 May 1940 Wichita, Kansas, USA
Died	23 August 2019 (aged 79) Southampton, Long Island, New York, USA
Zodiac	Taurus
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Julia Koch 1962- American heiress · m. 1996 info edit

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Fred C. Koch · Father · 1900-1967 · American businessman edit info

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3 brothers

Frederick R. Koch · Brother · 1933-2020 · American philanthropist edit info

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Charles G. Koch · Brother · 1935- · American billionaire and businessman edit info

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Bill Koch (businessman) · Brother · 1940- · American businessman and sailor edit info

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Harry Koch (businessman) · Grandfather · 1867-1942 · Newspaper publisher edit info

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David H. Koch has also been romantically linked to:

Julie Hayek 1960- American actress, model, and beauty pageant titleholder info edit view couple »

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