Yunsok Chang, based in Singapore, is currently a Executive Vice President, Market Development Asia Pacific at Mastercard, bringing experience from previous roles at Mastercard, MasterCard and MasterCard Worldwide. Yunsok Chang holds a 1994 - 1996 MBA in Business Administration @ Harvard Business School. With a robust skill set that includes Strategy, Management Consulting, Business Strategy, Change Management, Management and more, Yunsok Chang contributes valuable insights to the industry. Yunsok Chang has 1 email on RocketReach.