Chief Data Officer
Mastercard
Stonier is the Chief Data Officer for Mastercard, where she is responsible for the enterprise data strategy and management, including identifying and mitigating data risks across the company, influencing data-driven products and overseeing data policy and governance. She advises executive management on a broad range of complex data policy and regulatory issues. Prior to her current position, Stonier established the first privacy office for Mastercard in 2008 and developed the organization’s information governance program beginning in 2013. Before joining Mastercard, she was the Chief Privacy Officer for American Express Company. Stonier is a recognized data and privacy expert and is sought after for her innovative and practical approach to solving problems in the digital age. She currently advises a broad range of industry and policy groups regarding data innovation and privacy including the United Nations Global Privacy Advisory Group, the World Economic Forum’s Data Driven Development Steering Committee and the Board of Directors of the Information Accountability Foundation.