Egyptian General Petroleum Corporation- EGPC (الهيئة المصرية العامة للبترول) is a holding company which was established in 1956. At the foundation stage it was named General Petroleum Authority. It was renamed as Egyptian General Petroleum Corporation in 1962. EGPC owns 70% of shares in the Egyptian Natural Gas Company, as well as a 75% stake in the petroleum-industry support airline Petroleum Air Services (the remaining 25% being held by the British firm Bristow Group). EGPC also has interests in refining, exploration, production, drilling, transportation and storage of crude oil; production of lubricants and greases; provides man power supply; helicopter transportation services; engineering, procurement and construction for oil and gas projects; provides repair and maintenance services for machinery and equipment.