#9. Charles Koch
The Chief Executive Officer, Co-owner and Chairman of the multinational company Koch Industries which he also shares with his younger brother David Koch. The company is highly involved in several different trades such as the manufacturing, refining and distribution of petroleum, fiber, minerals, fertilizers, pulp and paper. They are also involved in other trades that manufacture chemicals, energy, chemical technology equipment, commodities trading, cattle ranching, finance, and much more. Charles Koch has a whopping net worth of $42.6 billion.