David Klein is CEO and co-founder of CommonBond. Previously, Klein worked in consumer finance at American Express, as director of strategic planning and business development, where he led a team that managed a $250 million annual portfolio. Prior to American Express, he worked at McKinsey & Company, where he advised clients in the financial services industry. Klein graduated from Brandeis University with a BA in politics, economics, and international business. He is an alumnus of Wharton Business School and served on the board of the Bronx Charter School for the Arts in New York City.