Steve Schwartzman - King of Blackrock Capital
Schwartzman made BlackRock as well as himself. Some say Schwartzman's personal wealth has exceeded US$3 billion. Schwartzman was named in Fortune magazine's list of the 31 most powerful people of 2006. Because he controls some of the hottest companies on Wall Street, Fortune magazine has dubbed him "the leading man of the new generation on Wall Street".
Berkshire Hathaway Inc.
Berkshire Hathaway, founded in 1956 by Warren Buffett, is a company whose main business is insurance and which also has business activities in many other areas. The most important of these businesses is property and casualty insurance based on direct premiums and reinsurance amounts. Berkshire Hathaway has a number of subsidiaries, including: GEICO, the sixth largest auto insurer in the United States; and General Re, one of the four largest reinsurers in the world.