Stephen A. Schwarzman
Stephen Allen Schwarzman (born February 14, 1947) is an American business magnate and financier. He is the chairman and CEO of the Blackstone Group, a global private equity and financial advisory firm he established in 1985 with former US Secretary of Commerce Pete Peterson. His personal fortune is estimated at $10.8 billion, according to Forbes. As of 2014, Forbes ranks Schwarzman as 122nd on its World's Billionaires List.