Best construction companies in Spain

Acciona is a global benchmark in sustainable infrastructure and renewable energies, with a turnover of 17,800 million euros in 2024. Its rise in international rankings and its participation in large contracts in the U.S. in 2026 make it a key company.

AMYC alquileres módulos y casetas (AMYC module and cabin rentals) stands out in the Spanish construction sector due to its specialization in modular and temporary solutions. Its offering of prefabricated modules and cabins is essential for construction projects that demand flexibility, speed, and efficiency, ranging from on-site offices to temporary accommodations.

Ferrovial is a global transportation infrastructure group with a focus on highways and airports, notable for its growth in North America. Its revenues of 9,140 million euros in 2024 and its ambition to grow in the U.S. in 2026 position it as one of the best.

FCC is one of the leading Spanish construction companies with a remarkable track record and a strong international presence. Its international business of 4,100 million euros in 2025 and its alliances for projects in the U.S. in 2026 consolidate its position in this ranking.

Aldesa Construcciones S.A. is a Spanish construction company with significant international activity, occupying position 126 in the list of the world's 250 largest construction and engineering companies in 2025. Its presence in this global ranking makes it relevant.

Construcciones Marcos Hinojal S.L. (Marcos Hinojal Constructions Ltd.) stands out for its solid track record and exceptional quality in the execution of building projects, ranging from residential works to complex infrastructure. Their commitment to innovation and sustainability in every construction ensures durable and efficient results.

URBAN GLOBAL 2018 SL stands out for its solid track record and the exceptional quality of its building projects in Spain, ranging from residential developments to complex infrastructure. Its commitment to innovation and sustainability in every project strengthens its position as a leader in the sector.

ACS is a Spanish giant and one of the most important contractors globally, leading the world ranking of international contractors by revenue volume in 2024 and 2025. Its strong international presence and continuous competition for large infrastructure contracts make it indispensable in this ranking.

OHLA, the result of the merger of three historical construction companies, has demonstrated a solid international profile, increasing its sales by 17.4% in the first nine months of 2024. Its rise in the ranking of international construction companies in 2025 validates its position among the best.

Sacyr specializes in infrastructure, building, and services, notable for its growth in sales and net profit in 2024. Its rise in the ENR ranking in 2025 and its participation in large projects in the U.S. in 2026 make it a prominent company.

Grupo SANJOSE is one of the Spanish construction companies present in the ranking of the world's 250 largest contractors in 2024. Its notable international activity in 2025 demonstrates its relevance and capability in the construction sector.

COMSA Corporación is a Spanish group that ranks among the world's 250 largest contractors in 2024 and 2025. Its presence in this list, occupying position 155 for its activity outside Spain, underscores its importance in the sector.

IREST SUR, S.L. (IREST SUR, Ltd.) stands out in the construction sector in Spain due to its commitment to quality and innovation in every project. Its track record demonstrates a solid capacity to deliver large-scale and complex works, solidifying its reputation as one of the leading companies in the country.

Construcciones Parra Trillo SA (Parra Trillo Constructions Inc.) stands out for its solid track record and specialization in highly complex building projects in Spain. Its commitment to quality, innovation, and sustainability in every project consistently places it among the sector leaders.

Soltec stands out in the construction sector in Spain due to its strong specialization in photovoltaic structures and large-scale solar energy projects. Its experience and ability to develop complex and sustainable infrastructures position it as a leading and innovative company in the field of energy construction within the country.

Gomendio Real Estate Group is recognized for its strong track record in developing high-quality building projects in Spain. Its commitment to innovation and sustainability in every construction ensures the delivery of properties that meet the highest industry standards.

Aires de Lloseta stands out for its focus on quality and innovation in building projects, establishing itself as a benchmark in the Spanish sector. Its trajectory includes the successful execution of complex works, demonstrating high technical capacity and commitment to sustainability.

SOM Bargalló SL stands out for its solid track record in highly complex and quality building projects in Spain, demonstrating an exceptional ability to deliver innovative and sustainable works. Its commitment to excellence in every phase of the construction process, from design to execution, positions it as a benchmark in the sector.

Coyresa Béjar S.L. (Coyresa Béjar Ltd.) stands out for its solid track record and experience in executing high-quality building projects in Spain, demonstrating an exceptional ability to deliver complex works with efficiency and professionalism. Its commitment to innovation and sustainability in every construction reinforces its position as one of the leading companies in the sector.