Meet The Team
Sepulveda Transit Corridor Partners is a consortium of U.S.-based companies with decades of collective experience building and operating some of the most innovative rail systems around the globe — from the U.S., London, and Paris to Australia and the Middle East. We're ready to bring LA the transit it deserves.
Sepulveda Transit Corridor Partners (STCP) includes Bechtel Development Company, Meridiam, and American Triple I (ATI) as Equity Members, with Bechtel Infrastructure leading construction and engineering. The team is further strengthened by top engineering firms Mott MacDonald, T.Y. Lin, Systra, Stadler, and Siemens.
For operations and maintenance, STCP has partnered with RATP Dev, a global transit leader with over 30 years of experience managing automated, driverless subway systems—consistently achieving up to 99% passenger satisfaction.
STCP’s proven expertise spans major Metro projects, including the D (Purple Line) subway and Regional Connector, as well as internationally recognized transit systems such as Paris Metro Line 14, Doha Metro, and London’s Elizabeth Line.
Bechtel
Bechtel is a global leader in designing and delivering world-class rail systems that move cities forward. With a legacy of transformational projects, we specialize in high-capacity, sustainable transit solutions that reduce congestion, cut emissions, and enhance mobility.
Our expertise spans iconic rail systems worldwide, including The Elizabeth Line (London): A 60-mile, high-speed underground rail network seamlessly connecting the city; Riyadh Metro (Saudi Arabia): One of the world's largest fully driverless metro systems, designed to revolutionize urban transportation, and more.
With decades of experience delivering complex, high-impact transit solutions, Bechtel is driving the future of rail—helping cities move faster, smarter, and more sustainably.
American Triple I
American Triple I (ATI) is an investor, owner, developer and manager of infrastructure assets and infrastructure-focused companies. ATI is committed to serving its investor partners and communities by deploying capital into much needed infrastructure projects and businesses throughout the United States. The firm generally targets value-add, lower middle market opportunities that spur economic development in markets across the U.S. as well as larger opportunities where the experience of the firm and its Principals brings unique value to the transaction. ATI is minority and woman owned, managed and controlled.
Meridiam
Meridiam was founded in 2005 by Thierry Déau, with the belief that the alignment of interests between the public and private sector can provide critical solutions to the collective needs of communities. Meridiam is an independent investment Benefit Corporation under French law and an asset manager. The firm specializes in the development, financing, and long-term management of sustainable public infrastructure in three core sectors: mobility, energy transition and environment, and social infrastructure. Together with our investors and partners, our mission is to deliver resilient infrastructure that improves the quality of people’s lives. We form a responsive partnership with the public sector for the whole life cycle of the project. With offices in Addis Ababa, Amman, Dakar, Istanbul, Johannesburg, Libreville, Luxembourg, Paris, Vienna and Washington, Meridiam manages over US $23 billion and more than 130 projects and assets to date, including Presidio Parkway and Long Beach Court House in California. Meridiam is a partner of choice to the public sector in North America with a diversified investment and project portfolio, extensive track record, and deep industry expertise. At present, Meridiam manages 24 infrastructure assets in the US, Canada, and Chile with an aggregate capital investment close to US$29 billion. Meridiam is certified ISO 9001: 2015, Advanced Sustainability Rating by Vigeo Eiris and applies a proprietary methodology in relation to environmental, social and governance (ESG) criteria and impact based on United Nations’ Sustainable Development Goals (SDGs).
RATP Dev
RATP Dev designs, operates, and maintains urban transit systems in 16 countries on five continents including the United States. RATP Dev leverages the unique and world-renowned expertise and experience of Paris-based RATP Group, the leader in fully automated driverless metro operations and maintenance. RATP Group operates and maintains 9 fully automated driverless metro systems with over 120 miles of track and more than 400 million annual passengers worldwide. In the United States, RATP Dev manages over 4,000 people in 16 states and Washington, D.C., operating and maintaining a wide range of rail, fixed route bus, paratransit and shuttle services at nearly 40 sites, including several locations in California.
Stadler
Stadler has been building trains for more than 80 years. It has a workforce of around 14,000 world-wide and in the US in various production and engineering locations as well as more than 80 service locations. The company is conscious of its social responsibility for sustainable mobility and therefore stands for innovative, sustainable, and durable quality products. The product range in the field of mainline railways and city transport includes high-speed trains, intercity trains, regional and suburban trains, metros, tramways and trams. Stadler also manufactures main-line locomotives, shunting locomotives and passenger carriages. It is the world’s leading manufacturer in the rack-and-pinion rail vehicle industry.
Siemens
For more than 160 years, Siemens has been an integral provider of infrastructure, electrification, and transportation solutions in the United States. From the first light rail vehicles that were delivered to San Diego, California to the 30,000 rail crossings across America, Siemens Mobility has contributed to the power of connection, jobs, and investment in our American cities with eight manufacturing facilities, 4,500 employees, and more than 2,000 suppliers. Siemens Mobility’s rolling stock serves nearly half a billion riders annually, while more than 100,000 data points are remotely monitored on their rail infrastructure in America yearly, enabling seamless transportation solutions nationwide.