Aegion Corporation Interim Chief Executive Officer to Attend D. A. Davidson & Co. 13th Annual Engineering & Construction Conference

Aegion Corporation’s (Nasdaq Global Select Market: AEGN) Interim Chief Executive Officer, Charles R. Gordon will attend the D. A. Davidson & Co. 13th Annual Engineering & Construction Conference on September 9, 2014 in San Francisco, California. Aegion’s presentation is scheduled to begin at 11:45 a.m. PDT (2:45 p.m. EDT) and will be webcast live through the investor relations section of Aegion’s website at www.aegion.com/investors.

The Company will post updated investor materials the morning of September 9, 2014 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.