OHL, or Obrascón Huarte Lain, is a multinational construction and engineering company based in Spain. Founded in 1911, it specializes in large infrastructure projects, including roads, bridges, and tunnels. OHL operates in various countries, providing services in civil engineering, building construction, and industrial projects. The company is known for its commitment to sustainability and innovation in construction practices. OHL has been involved in significant projects worldwide, contributing to urban development and transportation systems. Its global presence allows it to adapt to different markets and meet diverse client needs effectively.