Transportation Studies

Parsons is an employee-owned company that provides technical and management solutions to federal, regional and local government agencies, as well as private industries. It serves infrastructure, transportation, water, aviation, commercial, planning, industrial manufacturing, education, health care, life sciences and homeland security markets. The company has a staff of more than 11,000 employees worldwide that plans, designs, constructs and operates diverse facilities and infrastructure systems. Its projects include Adventist Bolingbrook Hospital, Durham International Airport, TEDA Soccer Stadium, Memphis City Schools and Tacoma International Airport. The company provides utilities and public works management, compliance reviews, power distribution design, contract administration and residential engineering services. Parsons has been operational for more than 60 years and maintains a location in Irvine, Calif.

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.