Explore the top-tier companies shaping Spain's essential infrastructure landscape. This ranking highlights the dominant players in construction, engineering, and concession management across various sectors, including transportation (roads, railways, airports, ports), energy (power plants, transmission lines), water management, and telecommunications. Discover the firms responsible for developing and maintaining critical public and private assets, driving economic growth, and enhancing connectivity throughout the nation. Information includes market share, project portfolios, financial performance, and strategic initiatives of key industry participants, offering insights into the competitive dynamics and future trends within the Spanish infrastructure market.
Global operator of sustainable infrastructure
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Ferrovial is a global infrastructure group with a strong international presence, highlighting its activity in the United States with projects such as John F. Kennedy Airport's Terminal 1. Its listing on Euronext Amsterdam and Madrid underscores its relevance in the global market.
Global leader in infrastructure development
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ACS is a Spanish construction giant and one of the most important contractors globally, regaining world leadership by revenue volume. Its subsidiaries like Hochtief and Dragados have a strong presence in the United States, Europe, and Asia-Pacific.
Constructed recognizable infrastructures in Spain
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Sacyr is a global group with significant growth in 2025, contracting new projects worth 13,584 million euros and reaching a record portfolio. Its commitment to the North American and Australian markets, along with key projects in Spain, strengthens its position.
Develops and manages sustainable infrastructure solutions
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Acciona is a global group with a strong focus on sustainability, developing and operating infrastructure in water, construction, and energy. Its global potable water and desalination projects, along with contract renewals in Spain, demonstrate its leadership.
One of the top 15 construction companies globally
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FCC is a company with over a century of history in construction and citizen services, with a significant international presence. In 2025, it was awarded important projects in Spain, such as the Madrid Metro extension, and in the United States, such as Phase 2 of the Second Avenue Subway in New York.
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Awarded new road infrastructure projects in Spain
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OHLA is a global infrastructure group with a growing presence in the United States, achieving a record portfolio in North America. Its sustainable transport projects in Florida and the railway megacontract in Czechia, along with High-Speed Rail in Spain, demonstrate its expansion.