Koch Industries

one of the largest privately-owned business enterprises in the United States of America

Koch Industries, Inc. /ˈkk/ 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 is the vice chairman.

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