John McDonnell

John McDonnell is a retired Vice President at American Express, where they held various leadership roles, including Regional Controller and Global Controller. They implemented strategic financial initiatives and led significant organizational transformations, achieving notable reengineering savings while ensuring financial integrity across multiple business units. McDonnell also served as Vice President of Strategic Enablement and Governance, guiding teams in process improvement and regulatory compliance. They hold an MBA in Finance from Pace University and a BS in Accounting from St. John's University.