David Koch, the billionaire conservative activist who helped shape modern American politics, has died. He was 79.
“It is with a heavy heart that I announce the passing of my brother David,” David’s brother Charles Koch wrote in a statement Friday morning. “Anyone who worked with David surely experienced his giant personality and passion for life.”
Together, Charles and David Koch, popularly known as the Koch brothers, helmed one of the world’s biggest companies, the industrial conglomerate Koch Industries. The company brings in an estimated $110 billion per year in revenue, and Forbes estimated both of their net worths to be well over $40 billion, putting them among the richest people in the world. Though Charles Koch is the company’s CEO, David was heavily