Aegion Corporation Executives to Attend Investor Conferences

Aegion Corporation’s (Nasdaq Global Select Market: AEGN) President and Chief Executive Officer, J. Joseph Burgess, and Senior Vice President and Chief Financial Officer, David A. Martin, will attend upcoming investor conferences.

David Martin will present at the 2013 Southwest IDEAS Conference on November 20, 2013 in Dallas, Texas. The conference is produced by Three Part Advisors, LLC on behalf of a consortium of institutional investment firms. Aegion’s presentation is scheduled to begin at 2:00 p.m. CST (3:00 p.m. EST). A live and archived webcast of the presentation will be available through the investor relations section of Aegion’s website at www.aegion.com/investors.

Joe Burgess will meet with investors in New York at the Janney Capital Markets 2013 Industrials Conference and the KeyBanc 2013 Engineering, Construction and Utilities Conference on December 5, 2013 and December 10, 2013, respectively.

The Company will post updated investor materials the morning of November 20, 2013 at www.aegion.com/investors.

About Aegion Corporation

Aegion Corporation is a global leader in infrastructure protection and maintenance, providing proprietary technologies and services to (i) protect against the corrosion of industrial pipelines; (ii) rehabilitate and strengthen water, wastewater, energy and mining piping systems and buildings, bridges, tunnels and waterfront structures; and (iii) utilize integrated professional services in engineering, procurement, construction, maintenance and turnaround services to a broad range of energy related industries. More information about Aegion can be found on our internet site at www.aegion.com.