Charles de Ganahl Koch (born November 1, 1935) is an American billionaire businessman and philanthropist.
Koch has been co-owner, chairman, and chief executive officer of Koch Industries since 1967, while his late brother David Koch served as executive vice president.
Charles and David each owned 42% of the conglomerate.
The brothers inherited the business from their father, Fred C. Koch
He is ranked as the 20th-richest person in the world with a net worth of $61.8billion
Koch has been co-owner, chairman, and chief executive officer of Koch Industries since 1967, while his late brother David Koch served as executive vice president.
Charles and David each owned 42% of the conglomerate.
The brothers inherited the business from their father, Fred C. Koch
He is ranked as the 20th-richest person in the world with a net worth of $61.8billion