On April 21, 2017, the board of directors of Cleveland BioLabs, Inc. appointed John Szydlo, previously the company's Finance Director, as Principal Financial Officer of the Company. Mr. Szydlo, age 32, joined the company as a Finance Manager in May 2012 and was promoted to the position of Finance Director in April 2014. Mr. Szydlo is succeeding C. Neil Lyons, who previously served as the company’s chief financial officer.