PTT Exploration and Production Public Company Limited is a Thailand-based company engaged in the exploration and production of petroleum. The Company operates three business segments: oil and gas exploration and production, overseas pipelines and investment in projects strategically connected to the energy business. The domestic projects are located in the Gulf of Thailand. The overseas projects are operated in Southeast Asia, Australia, the United States, Africa and the Middle East. The Company�s projects include Arthit project, B6/27 project, Bongkot project, E5 project, PTTEP 1 project and Sinphuhorm project, among others. Its subsidiaries comprise PTTEP International Limited, PTTEP Siam Limited, PTTEP MEA Limited and PTTEP Offshore Investment Company Limited.