Koch Industries
Koch Industries, Inc. /ˈkoʊk/ is an American multinational corporation based in Wichita, Kansas, United States. It involves manufacturing, trading, and investments. It was founded as Wood River Oil and Refining Company in 1940, and later as Rock Island Oil & Refining Company.
Charles Koch is the chairman and David H. Koch was the vice chairman until his death in 2019.
Koch Industries Media
Koch logo, is an American multinational corporation based in Wichita, Kansas
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