Stefano Cetti

Metropolitana Milanese SpA engages in the provision of engineering services. It designs and supervises the construction of all the Milan Metro lines. The firm specializes in field of activity to the road works, parking areas, public buildings, as well as hydraulic engineering, urban renewal and district transport plans. It covers the entire design production cycle, from surveys, general studies, preliminary and final designs down to works and construction supervision and management. The company was founded in October 1955 and is headquartered in Milan, Italy.

SEA Energia SpA engages in the provision of electrical, heating, and cooling services. It exclusively designs the construction, installation, operation, and management of energy cogeneration systems, plants, and equipment for the supply, production, transformation, transfer, and sale of electrical power and of network-based heating and cooling vectors to the airport facilities managed by Società Esercizi Aeroportuali SpA. The company was founded in 1992 and is headquartered in Milan, Italy.