On December 12, 2018, Aegion Corporation appointed Kenneth L. Young as Corporate Controller and Chief Accounting Officer of the Company, effective December 12, 2018. Mr. Young will continue to serve as the Senior Vice President and Treasurer of the Company. Mr. Young has served as the interim Corporate Controller and interim Chief Accounting Officer of the Company since May 4, 2018, and as Senior Vice President and Treasurer of the Company since 2009. Prior to joining the company, he served as the Chief Financial Officer, Secretary and Treasurer for Huttig Building Products Inc. Prior to that, he served as Corporate Treasurer for MEMC Electronic Materials.