Aegion Corporation is an American multinational company specializing in providing infrastructure protection and maintenance solutions. The company is headquartered in St. Louis, Missouri.

Aegion Corporation was founded in 1971 and originally operated under the name Insituform Technologies, Inc. It started as a small pipeline rehabilitation firm and quickly gained recognition for its innovative trenchless technology, which allowed for the rehabilitation and maintenance of pipelines without significant excavation. Over the years, the company expanded its services to include sewer rehabilitation, corrosion protection, and structural reinforcement for infrastructure assets.

Today, Aegion Corporation offers a range of products and services to a diverse customer base. Its main offerings include pipeline rehabilitation, corrosion protection, maintenance and repair, and engineering solutions for various infrastructure sectors including oil and gas, water and wastewater, mining, and transportation. The company's solutions are aimed at extending the lifespan of critical assets while minimizing disruptions and reducing costs.

Aegion Corporation operates globally, with a presence in over 80 countries. The company has several noteworthy subsidiaries, including Insituform Technologies, United Pipeline Systems, and Bayou Companies, each specializing in specific areas of infrastructure protection and rehabilitation. Aegion Corporation has also formed strategic partnerships and joint ventures with local entities in several countries to expand its reach and enhance its service offerings.

In terms of market position, Aegion Corporation is a leading player in the global infrastructure protection market. The company has achieved a significant customer base and demonstrates strong global sales. It faces competition from other major players in the industry, such as Baker Hughes, Shawcor, and Mott MacDonald.

Despite the competition, Aegion Corporation has established itself as a trusted provider of infrastructure solutions and maintains a strong market presence. Over the years, Aegion Corporation has made several notable achievements and strategic changes to support its growth. The company has expanded its service offerings through strategic acquisitions, such as the acquisition of Underground Solutions in 2014, which enhanced its capabilities in trenchless technology.

Additionally, Aegion Corporation has invested in research and development to develop and deploy innovative solutions to address the evolving needs of its customers. As of the latest known information, Aegion Corporation continues to operate globally, serving various industries in maintaining and protecting critical infrastructure assets. It remains committed to providing sustainable and cost-effective solutions to its customers, driving its growth and market position in the infrastructure protection industry