Warren Edward Buffett (born August 30, 1930) is an American business magnate, investor, and philanthropist. He is deemed as the most successful investor of the 20th century. Buffett is the chairman, CEO, and largest shareholder of Berkshire Hathaway. From 1951 to 1954, Buffet worked at Buffett-Falk & Co. as an investment salesman; from 1954 to 1956, at Graham-Newman Corp. as a securities analyst; from 1956 to 1969, at Buffett Partnership, Ltd. as a general partner; and from 1970, as Chairman and CEO of Berkshire Hathaway Inc.

Wiki: Warren Buffett