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View IRSC, Inc.'s top competitors like ATC Associates , Inc., EnergySolutions, and Mascaro Construction Company, LP..

Tetra Tech
Tetra Tech is the leader in water, environment and sustainable infrastructure, providing high-end technical and engineering services for projects worldwide. With more than 25,000 employees working together, Tetra Tech provides clear solutions to complex problems by Leading with Science® to address the entire water cycle, protect and restore the environment, and design sustainable and resilient infrastructure. Tetra Tech est un chef de file mondial dans les domaines de l'eau, de l'environnement et des infrastructures durables, offrant des services techniques et d'ingénierie de qualité supérieure pour des projets à l'échelle mondiale. Grâce à ses 25 000 employés, Tetra Tech propose des solutions optimales aux problèmes les plus complexes en utilisant la science d’abord pour répondre aux besoins en matière de cycle de l'eau, en protection et restauration de l'environnement ainsi qu’en conception d’infrastructures durables et résilientes.
Pasadena, California, US
Public
$2.8B Revenue
http://www.tetratech.com
27.5K Employees
TTEK Ticker
EnergySolutions
EnergySolutions is an international nuclear services company headquartered in Salt Lake City, Utah, and Charlotte, North Carolina, with operations across the United States and Canada. Our Nuclear Services division delivers comprehensive solutions, supported by some of the industry’s most experienced project management teams. These services support ongoing nuclear plant maintenance, modifications, capital projects, life-extension initiatives, and new-build projects to support zero-carbon energy production. As the industry leader in decommissioning and remediation, EnergySolutions provides proven services and solutions that protect the environment through the safe transportation, processing, and disposal of nuclear materials.
Salt Lake City, Utah, US
Private
$454.5M Revenue
http://www.energysolutions.com
1.3K Employees
ORAU
ORAU provides innovative scientific and technical solutions to advance research and education, protect public health and the environment and strengthen national security. Through specialized teams of experts, unique laboratory capabilities and access to a consortium of more than 100 major Ph.D.-granting institutions, ORAU works with federal, state, local and commercial customers to advance national priorities and serve the public interest. A 501(c)(3) nonprofit corporation and federal contractor, ORAU manages the Oak Ridge Institute for Science and Education (ORISE) for the U.S. Department of Energy (DOE). Learn more about ORAU at http://www.orau.org.
Oak Ridge, Tennessee, US
Non profit
$161.2M Revenue
https://www.orau.org/
838 Employees

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