David Alan Viniar is an American businessman who was the CFO and executive vice president at Goldman Sachs from 1999 until January 31, 2013.
He became a partner in 1992, a managing director in 1996 and executive vice president and chief financial officer in 1999.
[6] On January 31, 2013, he retired from his positions as CFO and executive vice president and took on the role of director at Goldman Sachs.
On October 30, 2013, Viniar became a director on the board of Square, Inc., the mobile payments firm run by Jack Dorsey.
[7] On 13 August 2007, The Financial Times reported Viniar's explanation of why two large hedge funds managed by Goldman Sachs had both lost over a quarter of their value in a week, requiring the injection of $3 billion to support them.