Coke Industries, officially known as Koch Industries, is one of the largest privately-held companies in the United States. Founded in 1940 by Fred C. Koch, the company initially focused on oil refining and has since diversified into various sectors, including chemicals, energy, and manufacturing. Headquartered in Wichita, Kansas, Coke Industries operates numerous subsidiaries and has a significant presence in both domestic and international markets. The company is known for its commitment to innovation and sustainability, investing in technologies that aim to reduce environmental impact while maintaining profitability.