HDR Engineering Inc

Jacobs Engineering Group Inc., headquartered in Cary, NC, is a purpose-led company dedicated to addressing critical global challenges through innovative solutions in various sectors including water, energy, and advanced manufacturing. With approximately $16 billion in annual revenue and a workforce of over 60,000, Jacobs offers a comprehensive suite of professional services ranging from consulting and technical expertise to project delivery for both government and private clients. Committed to sustainability and resilience, Jacobs helps communities navigate complex issues such as climate change, health system resilience, and infrastructure development. Through initiatives like water reuse programs and collaboration with federal funding efforts, the company aims to transform abstract ideas into tangible outcomes that benefit society and the environment. Generated from the website

AECOM is an international professional technical services company providing consulting, design, program and construction management and operations and maintenance support to the transportation, environmental and building industries. The company serves both government and private clients. AECOM also provides technical support, international development assistance, and mining and power services. AECOM is headquartered in Los Angeles and operates additional offices throughout the United States., Canada, Asia, the Middle East, Africa, Australia and Europe.

Terracon is a leading provider of geotechnical, environmental, construction and other related services. The company s geotechnical services include subsurface exploration and testing, foundation analysis and design, in-situ testing and performance monitoring, earth structures and retention systems, dynamic analysis and evaluations, soil stabilization and ground improvements, ground water control solutions and pavement designs. Environmental services include site assessments and investigations, remedial designs and implementations, wetlands delineation and mitigation services, industrial hygiene and indoor air quality solutions, regulatory compliance services, environmental management systems and solid waste planning. Construction services include on-site observation and monitoring programs, quality control and assurance programs, field and laboratory testing, material selection consulting, forensic investigations and construction management services. Terracon is headquartered in Lenexa, Kan., and has operations in Raleigh, N.C.