Christian Zimmerman

Christian Zimmerman serves as the Chief Financial Officer at Keystone Bank since April 2019, bringing extensive experience in financial management from previous roles as Controller at CommunityBank of Texas N.A. and Chief Financial Officer at Patriot Bank. Key responsibilities have included overseeing accounting departments, internal controls, and liquidity management, as well as coordinating audits and financial statements. Christian also held positions as Assistant Controller at Prosperity Bank and Senior Assurance Associate at Grant Thornton LLP. Academic credentials include a Master of Professional Accounting and Bachelor of Business Administration in Accounting from The University of Texas at Austin.