RJN Group

HDR is a global company with a focus on addressing some of the world's most significant challenges through innovative design and engineering solutions. With over 13,000 employees and 200 offices worldwide, the firm operates across various sectors, including healthcare, transportation, and environmental services. Dedicated to sustainability and community development, HDR emphasizes collaboration and public engagement in its projects. The company is committed to fostering talent and diversity within its workforce, enabling employees to thrive while making a positive impact on the world. Generated from the website

Crawford, Murphy & Tilly, also known as CMT, is a full-service consulting firm. It works with a team of more than 260 staff members. The firm practices in the areas of aviation, highways and bridges, water and wastewater and land development. Crawford, Murphy & Tilly provides planning, design and construction observation phase services. It offers design and construction engineering, noise compatibility and modeling, and program development and management services. The company also deals with planning and feasibility studies, road and highway design, land acquisition, drainage, and bikeways and paths. In addition, Crawford, Murphy & Tilly provides facilities planning, laboratory and pilot testing and funding assistance services. The company maintains a location in St. Louis.

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.