Korean businessman Koo Bon-Joon has an estimated net worth of $930 million as of April 2016 according to Forbes. He is known to be the grandson of In-hwoi Koo, the LG Group founder. Koo Bon-Joon has been working for LG for almost a quarter of a century now.

This 61-year old billionaire is a graduate of Seoul National University in 1978 with a degree in computational statistics, and the University of Chicago where he completed his MBA. He is currently married with two children.

After working for the U.S.-based AT&T, Koo Bon Joon returned to South Korea to take a post at LG where he obtained most of his current net worth. He currently serves as the Vice Chairman of LG, a position he has been serving since October 1, 2010. Prior to his current post, he previously served as chief executive officer and vice chairman of LG International.