Jack Stack

Jack Stack served as chairman and chief executive officer of Ceska sporitelna, a.s., the largest bank in the Czech Republic, from 2000 to 2007. He transformed the bank into a modern financial services provider. Ceska sporitelna was named Best Bank by Financial Times and Euromoney and Mr. Stack Best Banker in the Czech Republic multiples times. He obtained numerous awards, including only American to receive national medals for contributions to business and the economy from both the Czech and Austrian Presidents.
Prior to that, he spent 22 years in retail banking in various roles at Chemical Bank and then later at Chase Bank. Mr. Stack began his career in government, working in staff roles in the New York City Mayor’s Office and the New York City Courts System.

Mr. Stack is currently a member of the Supervisory Board of Erste Group Bank and serves on the Boards of Directors of Mutual of America, Ally Bank and Ally Financial Inc. Since 2013, he has been Chairman of the Supervisory Board of Ceska sporitelna and a member of the Supervisory Board of the Depositum Bonum Foundation. Mr. Stack earned a bachelor’s degree from Iona College and a master’s degree from Harvard Graduate School of Business Administration.