Thomas W. Warsop joined the Board in 2015 and serves as the President and CEO of ACI. Mr. Warsop held CEO positions at One Call Care Management, Hananui, LLC and The Warranty Group, Inc., and served as Executive Chairman of York Risk Services Group. Mr. Warsop also served in leadership roles at Fiserv, Inc. and Electronic Data Systems. Mr. Warsop has an extensive background in the payments and financial services industries, and has significant financial management, executive leadership, technology and innovation, risk and regulatory, and international experience. Professional Experience: President and Chief Executive Officer of ACI Worldwide, Inc. Serves as a director of Altus Group, a leading provider of asset and fund intelligence for commercial real estate (since 2024) Chief Executive Officer of Hananui, LLC, a provider of strategic consulting services (since January 2017) Chief Executive Officer of One Call Care Management, the leading provider of ancillary services and cost containment solutions to the Workers Compensation industry (February 2020-May 2022); Executive Chairman (May 2022-December 2022) Executive Chairman of York Risk Services Group, a leading provider of integrated insurance and managed care solutions (June 2017-January 2020) Served as President and Chief Executive Officer of The Warranty Group, Inc., a provider of insurance and insurance services (2012-2017) Served as Group President and held various management positions at Fiserv, Inc. (NASDAQ: FISV), a provider of technology solutions to the financial industry (2007-2012) Served in various capacities for Electronic Data Systems for 17 years, including President of its Business Process Outsourcing unit in Asia Pacific, Vice President in the United Kingdom and Vice President of Global Financial Services