75 years of age, his brother David Koch of Koch Industries owner Charles COC property value 42900 billion. Increased by 2,900 billion. Compared to the year 2014 equals brother
75-year-old brother David Koch, Charles Koch, Koch Industries owns property holdings valued at 42,900 million dollars, an increase of $ 2,900 million compared to 2014 as a brother.
David Koch brother ages 75 years of Charles Koch owner Koch Industries holding property values, 42 900 millions of dollars more, 2 900 million dollars. Compared with a year 2014 as brother .