PTT Exploration & Production Public Company Limited (PTTEP) is a national petroleum exploration and production company. It engages in the exploration, development, and production of petroleum, including natural gas, crude oil, and condensate, across various regions globally, with a focus on Thailand, Southeast Asia, and the Middle East. The company also invests in gas pipeline transportation, renewable energy, and related technologies. PTTEP is headquartered in Bangkok, Thailand, and was founded on June 20, 1985.