Acciona 

Acciona, S.A., a diversified Spanish conglomerate headquartered in Alcobendas, operates globally across the energy, infrastructure, and various other sectors. Its energy division focuses on the entire lifecycle of renewable power generation, encompassing the development, construction, operation, and upkeep of wind, solar (both photovoltaic and thermal), hydroelectric, and biomass facilities. Within infrastructure, the company is involved in the design, building, maintenance, and management of a broad spectrum of projects. This includes transportation networks like bridges, roads, tunnels, railways, and urban transit systems (metros, trams), alongside ports, airports, and crucial utilities such as data centers, substations, and transmission lines. Acciona also specializes in comprehensive water management, from designing and operating drinking water treatment plants and advanced reverse osmosis desalination facilities to wastewater and tertiary treatment for reuse. Furthermore, it constructs, operates, and manages essential social infrastructure, including healthcare facilities, academic institutions, and student accommodation. Beyond these core segments, Acciona's diverse portfolio extends to urban services, real estate development, urban regeneration initiatives, and innovative mobility solutions like shared electric motorcycles. Its extensive service offerings include facility management, airport ground handling, waste management (collection and treatment), logistics, and specialized rail services. The company also maintains interests in financial services, such as fund management and stockbroking, and even ventures into distinct areas like wine production.