ACI Worldwide announced that its Board of Directors has appointed Thomas Warsop as Chief Executive Officer, effective June 1, 2023. Warsop, a seasoned executive and financial services technology expert, has served as Interim President and CEO since November 2022. He will also continue to serve on the ACI Board, where he has been a director since 2015. Adalio Sanchez will continue as non-executive Chair of the Board.

Thomas Warsop served as non-executive Chair of the Board from June 2022 to November 2022. He has led various portfolio companies for several leading private equity firms, including One Call Care Management, York Risk Services Group, and The Warranty Group. He served as Group President at Fiserv, Inc. from 2007 to 2012.

He served in various capacities at 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.