Koch Industries is the second largest [PDF] privately-held company in the United States with $115 billion in annual revenue. The Koch conglomerate owns a wide variety of industrial subsidiaries, including Flint Hills Resources, Georgia-Pacific, INVISTA, and Molex. Koch Industries has a presence in nearly 60 countries, conducting business operations in the fields of petroleum refining, fuel pipelines, coal supply and trading, oil and gas exploration, chemicals and polymers, fertilizer production, ranching and forestry products. The company employs 100,000 people globally, 60,000 of which are in the United States (down from 80,000 U.S. employees in recent years, despite several multi-billiondollar aquisitions and mergers).
The vast majority of Koch Industries’ assets are controlled by Charles G. and David H. Koch, two of four sons of the company’s founder, who each own 42% of the company stock. According to 2014 Forbes rankings, the Koch brothers are tied for the 24th richest person in the world, and for fourth richest American, each worth $36 billion. Their combined wealth puts them behind only Bill Gates and Warren Buffett in U.S. richness. Bloomberg estimates each brothers wealth exceed that of Forbes, at over $52 billion each.