Koch Industries is one of the largest privately held companies in the United States, flipping spots for the largest overall ...

Koch Industries has faced tens of millions in fines and has repeatedly tangled with regulators over the decades. It is the ...

Senate Majority Leader Chuck Schumer slammed Koch Industries on Thursday after the multinational giant confirmed that it will maintain its current business in Russia. "Koch Industries is ...

He was 79. His death on Friday morning was announced by Koch Industries later that day. The company’s obituary for him noted that he had “many years of fighting various illnesses.” ...

Renaming it Koch Industries, he and younger brother David expanded the Kansas-based firm into a global petroleum, plastics, and chemicals conglomerate. With annual revenues of $115 billion ...

Koch Refining Co. is a subsidiary of Koch Industries Inc., Wichita, Kan., the second-largest privately held company in the nation. Koch employs about 700 people in the Twin Cities area. The refinery ...

BTN estimates that conglomerate Koch Industries, one of the largest private companies in the U.S., in 2021 spent $15 million on U.S.-booked air travel. That estimate is about $3 million more than ...