Name: Türkiye Petrolleri Anonim Ortaklığı (TPAO), also known as Turkish PetroleumBased in: TurkeyTürkiye Petrolleri Anonim Ortaklığı (TPAO) (Turkish Petroleum Corporation) was founded in 1954 with the responsibility of being involved in hydrocarbon exploration, drilling, production, refinery and marketing activities as Turkey's national company. Mansuriya Gas Field Development ProjectAfter winning the third gas tender, the consortium of TP (operator 50%), KEC (30%) and KOGAS (20%) continue its activities. Siba Gas Field Development ProjectAfter the third license tender, Iraq Siba Gas Field was won. Siba Gas Field Development and Production Service Agreement signed on 5 June 2011, came into effect on 1 July 2011. Rehabilitation of current oil processing plant started and new oil, gas and water process plant construction was initiated.