Obrascón Huarte Laín, S.A. (OHL) Employee Directory
ConstructionCommunity of Madrid, Spain1001-5000 Employees
Obrascón Huarte Laín, S.A. (OHL) is a Madrid-based construction group with more than a century of experience. Its operations span the USA, Europe, and Latin America, focusing on transport infrastructures, engineering projects, and distinctive buildings. The company emphasizes environmental and social value driven by its workforce. Its activities cover construction, concessions, industrial work, services, development, and tourism developments. In 2026, OHL announced a joint venture with Hassan Allam Group to deliver civil and railway works for Saudi Arabia Railways, including the development of a 22.7-kilometre single-track line.