Mr. Shaun A. Burke has been the Chief Executive Officer and President of Guaranty Federal Bancshares Inc., an affiliate of Guaranty Bank & Trust, N.A. since February 28, 2005. Mr. Burke has also been the President and Chief Executive Officer of Guaranty Bank a subsidiary of Guaranty Federal Bancshares Inc. since March 9, 2004. He served as Chief Executive Officer at Guaranty Bank & Trust, N.A. In May 1997, Mr. Burke joined and assisted with the start up of, Signature Bank in Springfield, Missouri. During his tenure at Signature Bank, he held the positions of Executive Vice President and Senior Credit Officer. From 1989 to 1997, he was with Bank of America and its predecessors in Springfield, Missouri, with his last position being Vice President of Commercial Lending. Mr. Burke has been a Director of Guaranty Federal Bancshares Inc. since March 9, 2004. He also serves as Director of Guaranty Bank. He is active in many civic organizations and is a past member of the United Way Allocations and Agency Relations Executive Committee, Salvation Army Board of Directors and Big Brothers Big Sisters of the Ozarks Board of Directors.