Theodore N. "Ted" Lerner (born October 15, 1925 in Washington, DC) is an American real estate developer and managing principal owner of the Washington Nationals baseball team. As of September 2012, Ted Lerner is number 100 on the Forbes 400 list, and number 344 on Forbes "The World's Billionaires List" with an estimated net worth of US$3.9 Billion. The majority of Lerner's wealth was generated by Lerner Enterprises, the real estate firm he started in 1952, with a $212 loan from his wife. The company is the largest private landowner in the Washington, DC area, with a wide portfolio of commercial, retail, residential and hotel properties, as well as Chelsea Piers in New York.