David is Managing Director of Council Advisors and President of SSA & Company.  Previously, David was a partner at Castling Group and Manager of GESD/Castling Investors—a $30 million venture fund—a Management Consultant with Booz, Allen & Hamilton, and Head of Business Development for BMG Direct Marketing, a $1 billion division of Bertelsmann AG. He holds an MBA with distinction from Columbia Business School, and a BA from the University of Virginia. David is the Chairman of the advisory board of the Deming Center for Quality and Competitiveness at Columbia Business School.