Koch, Inc. (/ koʊk /) is an American multinational conglomerate corporation based in Wichita, Kansas, and is the second-largest privately held company in the United States, after Cargill. [6]

Koch creates life’s basic necessities, while innovating ways to make them even better. Yet our advocacy for a free and open society is what truly sets us apart.

Drive innovation and efficiency across Koch companies with opportunities spanning multiple career fields, such as Engineering and Information Systems & Technology.

Dec 20, 2025 · The Koch operation reportedly spent about $250 million during the 2016 cycle. That is a rough estimate because some of the operation’s political work is done quietly through nonprofit groups.

Based in Wichita, Kansas, Koch is one of the largest private companies in America. A diverse set of businesses and industries across the world, we work together to keep improving and exploring...

Based in Wichita, Kansas, Koch, Inc. is one of the largest private companies in America, with annual revenues that have exceeded $125 billion.

Aug 30, 2025 · The industries under the Koch umbrella are diverse, ranging from energy companies to spandex manufacturers. Koch companies manufacture paper, process minerals, create fertilizers, …