Wintrust hired Carol Ann Killian, senior vice president, to lead and grow the new line of business. Killian has an extensive background serving money service businesses, many of which have a unique set of needs as they navigate changing regulatory requirements and advanced technological demands. Killian most recently served as a relationship manager for the Currency Exchange Division of MB Financial Bank, acquired by Fifth Third Bank. She has also worked at Capital One Bank, North Fork Bank, Citibank, and European American Bank.