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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.

Kleinfelder is a well-established company based in Los Angeles, CA, specializing in providing a range of engineering, construction, and environmental services to clients across various industries. With a focus on delivering innovative solutions and high-quality work, Kleinfelder prides itself on its expertise in project management, consulting, and design to meet the unique needs of each client. Generated from their business information