AECOM

Established in 1951, URS Corporation offers a range of professional planning, engineering and architectural design, environmental, construction, and program and construction management services. It also offers system integration, operations and maintenance, management and specialized technical services. With over 50,000 employees, URS Corporation maintains a global presence. It provides services to the transportation, power, industrial infrastructure and process, environmental, nuclear management, wastewater, mining, and defense and security industries. URS Corporation has the URS, EG&G and Washington divisions. The URS Division provides planning, design, and program and construction management services for all types of transportation and water resources infrastructure, as well as for health care complexes, schools, courthouses and other public buildings. The EG&G Division primarily serves government clients, including the departments of Defense and Homeland Security. Headquartered in San Francisco, URS Corporation maintains a presence in St. Louis.

Tetra Tech is a global leader dedicated to improving the quality of life worldwide through innovative science and technology solutions. The company specializes in addressing complex challenges related to water management, renewable energy, and environmental conservation by leveraging advanced analytics and local expertise. Committed to sustainability, Tetra Tech provides tailored solutions for communities facing issues like climate change and population pressures. Their multidisciplinary team of engineers and scientists focuses on creating resilient infrastructure and enhancing community adaptability through cutting-edge technologies and strategic partnerships. Generated from the website

Terracon, based in Saint Louis, is a leading consulting firm offering specialized services in environmental, facilities, geotechnical, and materials engineering. Their team of experienced engineers and scientists provide expert consulting services to clients seeking solutions in various engineering disciplines. Generated from their website's infomation