He was A resident of New York’s Upper East Side and kohc city’s richest person, Koch once joked that Koch Industries was «the biggest company you’ve never heard of. But he and Charles Koch, 83, became better known for pushing their views than their business acumen, pumping millions into conservative causes and candidates. It’s rivaled only by the Republican Party in its influence on the conservative agenda in chatles U. The Koch brothers and other wealthy donors were able to expand their influence on elections following the Supreme Court’s Citizens United decision that paved the way for unbridled spending, both directly and indirectly, by outside groups. His political legacy is huge.