Danville, Va.-based American National Bankshares Inc. named Edward Martin chief credit officer of its unit, American National Bank and Trust Co., while Ramsey Hamadi was named chief administrative officer.

Martin will replace R. Helm Dobbins, who is set to retire March 31, 2017. Hamadi, whose appointment is effective Jan. 1, 2017, is an executive vice president of the company and its unit.

American National Bank and Trust also promoted other executives, including Brandon Atkins to senior vice president and senior risk officer, M. Lee Burris to senior vice president and commercial relationship manager, and William Kirby IV to senior vice president and market president of its southside region. The promotions are effective Jan. 1, 2017.