Grupo ACS (Actividades de Construcción y Servicios, S.A.) is a Madrid-based multinational infrastructure and construction powerhouse. With a workforce of over 135,000 and annual sales in the tens of billions of euros, ACS operates across three core segments: engineering & construction, infrastructure investment, and services. Its construction arm includes renowned subsidiaries such as Dragados, Hochtief, and Flatiron, while the infrastructure division invests in and manages major projects via concessions (e.g., transport and public utilities). In addition, ACS maintains a diversified business portfolio through its “Other Businesses” vertical, which includes facility services via Clece and real-estate activities via Cogesa. Sustainability and innovation are at the heart of its strategy, with the company focusing increasingly on digital infrastructure, energy transition, and modern mobility. Under the leadership of Chairman Florentino Pérez and CEO Juan Santamaría, ACS is committed to driving society’s progress by building and operating next-generation infrastructure around the globe.