Trustmark Corporation is a holding company that operates Trustmark National Bank, providing financial solutions to corporate institutions and individuals in the United States. The company operates through the General Banking, Wealth Management, and Insurance segments, offering commercial and personal banking, mortgage, wealth management, and insurance services to their customers. With 167 full-service branches and 13 limited service branches, as well as a range of automated teller machines and interactive teller machines, Trustmark Corporation has a significant presence in the financial sector.