Petrofac Ltd. engages in providing services to the oil and gas production and processing industry. It operates through the following business segments: Engineering & Construction, Engineering & Production Services and Integrated Energy Services. The Engineering & Construction segment provides engineering, procurement and construction project execution services to the onshore and offshore oil and gas industry. The Engineering & Production Services segment includes reimbursable engineering and production services activities. The Integrated Energy Services segment is focused on delivering value from the existing asset portfolio. The company was founded in 1981 and is headquartered in Jersey, the United Kingdom.