Saipem SpA provides integrated basic and detailed onshore engineering, procurement, project management, and construction services mainly to the oil and gas, complex civil and marine infrastructure, and environmental market sectors. It operates through the following business segments: Offshore Engineering and Construction; Onshore Engineering and Construction; Offshore Drilling; and Onshore Drilling. The Offshore Engineering and Construction segment includes platforms, pipelines, subsea field developments, MMO or Maintenance, Modification, and Operations activities, and the execution of large-scale offshore projects. The Onshore Engineering and Construction segment designs and constructs hydrocarbon production facilities, hydrocarbon treatment facilities, and large onshore treatment and transportation systems and facilities. The Offshore Drilling segment consists of a fleet of vessels for deep water, mid-water, high specifications jack-up, and standard jack-up operations. The Onshore Drilling segment comprises a fleet of drilling rigs for wells in Italy and abroad. The company was founded in 1957 and is headquartered in San Donato Milanese, Italy.