Kushner Companies is a real estate developer in the New York City metropolitan area. The companys biggest presence is in the New Jersey residential market. It also owns in the Puck Building in New York City. In December 2006, the company announced plans to buy 666 Fifth Avenue for $1.8 billion which is the biggest deal for an individual building in New York City history. Among the companys owners are Charles Kushner and his son Jared Kushner.