For more than a century, HDR has partnered with clients to shape communities and push the boundaries of what’s possible. Our expertise spans more than 10,000 employees in more than 200 locations around the world — and counting. Our engineering, architecture, environmental and construction services bring an impressive breadth of knowledge to every project. Our optimistic approach to finding innovative solutions defined our past and drives our future. HDR’s rail expertise spans commuter, intercity and high-speed rail, with services ranging from planning, environmental and design to construction and program management, as well as specialized services such as grant application assistance and project funding.
Website: HDR Inc.
Quandel Consultants is a Chicago-based and employee-owned professional engineering firm. We plan and design the nation’s transportation systems, with a legacy in rail and a passion for sustainable mobility. Quandel has worked with federal, state, and local governments to improve rail corridors and implement enhanced passenger and freight rail service. Since our founding in 2007, Quandel has grown to over 35 professionals dedicated to rail planning, engineering, and program management making us one of the largest “pure” rail engineering firms in the Midwest. Our staff has worked on all facets of rail projects including planning and environmental studies, design and engineering for capital projects, oversight of construction, operations, and maintenance. In 2016, Quandel Consultants established a structural engineering division, featuring a team with over 40 years of experience in the transportation industry on bridge and structural engineering solutions.
Website: Quandel Consultants, LLC
Siemens Mobility Division
Siemens Mobility Division provides efficient and integrated transportation of people and goods by rail and road – including rolling stock, rail automation, rail electrification, intelligent traffic systems and service. Siemens designs and manufactures across the entire spectrum of rolling stock, including commuter and regional passenger trains, light rail and streetcars, metros, locomotives, passenger coaches and high-speed trainsets. Cities and Railroads also rely on Siemens to provide traction-power substations and electricity transmission, as well as signaling and control technology for freight and passenger rail and transit systems.
Website: Siemens Mobility Division
WSP USA, formerly WSP | Parsons Brinckerhoff, is the U.S. operating company of WSP, one of the world's leading engineering and professional services firms. Dedicated to serving local communities, the firm employs more than 7,000 engineers, planners, technical experts, strategic advisors and construction management professionals in 100 offices across the U.S. WSP has extensive experience with all forms of rail transit, including commuter rail, urban metros, streetcars and high-speed systems. The firm combines expertise in engineering design and construction-phase services with strategic consulting, land use planning, and program management to provide clients with comprehensive support from inception through operations, with a strong emphasis on making transportation infrastructure truly sustainable.