Aegion Corporation (Aegion) is engaged in providing infrastructure protection and maintenance. The Company is engaged in providing technologies and services to protect against the corrosion of industrial pipelines; rehabilitate and strengthen water, wastewater, energy and mining piping systems and buildings, bridges, tunnels and waterfront structures. It operates through three segments: Infrastructure Solutions, Corrosion Protection and Energy Services. Its sewer rehabilitation activities are conducted through installation and other construction operations performed directly by its subsidiaries. Its corrosion protection operations perform maintenance rehabilitation and corrosion protection services for oil and gas, industrial, and mineral piping systems and structures. Its Energy Services Operations performs engineering, procurement, construction, maintenance and turnaround services.