Trustmark Corporation announced that Gerard R. Host has been elected to succeed R. Michael Summerford as Chairman of the Board of Directors of Trustmark Corporation effective April 28, 2020, the date of the 2020 Annual Shareholders’ Meeting. Mr. Host, with more than 35 years of experience at Trustmark, will remain Chief Executive Officer and will succeed Mr. Summerford who plans to retire from Trustmark’s Boards of Directors at the 2020 Annual Shareholders’ Meeting. Mr. Summerford has been affiliated with Trustmark since 2005 and has served as its Chairman since 2016. He previously served as President and Chief Operating Officer of ChemFirst Inc., a publicly traded manufacturer of electronic and specialty chemicals, until his retirement in 2002. In addition, Duane A. Dewey, Chief Operating Officer of Trustmark National Bank, has been named President of the Bank and elected to the Board of Directors of Trustmark Corporation effective January 1, 2020. Mr. Dewey joined Trustmark in 2003 and has held a number of executive management positions across the organization including President of Wealth Management and President of Corporate Banking. Mr. Dewey currently serves as Chief Operating Officer of Trustmark National Bank and is responsible for all revenue generating activities in the organization.