Petrofac Ltd. engages in the provision of services to the oil and gas production and processing industry. It offers engineering and construction; operations and maintenance; and training and competence. The firm operates through the following segments: Engineering and Construction; Engineering and Production Services; and Integrated Energy Services. The Engineering and Construction segment provides fixed-price engineering, procurement and construction project execution services and reimbursable engineering, procurement and construction management services to the onshore and offshore oil and gas industry. The Engineering and Production Services segment includes reimbursable engineering and production services activities to the oil and gas industry. The Integrated Energy Services segment focuses on delivering value from the existing asset portfolio. The company was founded in 1981 and is headquartered in St. Helier, the United Kingdom.