GeoBio Energy, Inc. announced that on April 23, 2013, Laurence G. Shelver submitted his resignation from his positions as Chief Executive Officer and from the Board of Directors. Also on April 23, 2013, Lyle T. Morse submitted his resignation from the Board of Directors. Neither Mr. Shelver's or Mr. Morse's resignations arise from any disagreement on any matter relating to the company's operations, policies or practices, nor regarding the general direction of the company.