Stephen E. Browning

The American Society of Civil Engineers, founded in 1852, is the oldest national engineering society in America. The non-profit company is based in Reston, VA and has subsidiaries in the United States. With over 150,000 members worldwide, the organization advocates for sustainable and resilient practices to maintain and modernize the nation's infrastructure. The company also works to increase investment in infrastructure and improve engineering knowledge and competency. The society's Civil Engineering Landmark Program recognizes historically significant civil engineering projects, structures, and sites.

Project Management Institute, Inc. provides project management services. Its advance careers improve organizational success and further mature the profession of project management through globally recognized standards, certifications, resources, tools, academic research, publications, professional development courses and networking opportunities. The company was founded by James Snyder, Eric Jenett, Gordon Davis, E. A. Engman and Susan C. Gallagher in 1969 and is headquartered in Philadelphia, PA.

MWH Global, Inc. provides consulting, engineering and construction services to water and natural resource sector. The firm's services include climate change management; research and analytics, engineering and design, and digital enterprise services. The company was founded in 1820 and is headquartered in Broomfield, CO.

CH2M HILL, Inc. provides engineering services. It operates and design buildings, consulting, and program management for government industry and energy clients. The company was founded in 1946 and is headquartered in Englewood, CO.

Weston Solutions, Inc. provides environmental management services. The firm offers environmental investigation and remediation, solid, hazardous, radiological waste management, emergency planning and response, water quality, munitions response, air quality, fuels system optimization and classified services. The company was founded by Roy F. Weston in 1957 and is headquartered in West Chester, PA.