PTT Group, officially known as PTT Public Company Limited, is a leading integrated oil and gas and petrochemical company based in Bangkok, Thailand. Established in 1978, it is the largest corporation in Thailand and the only Thai company listed in the Fortune Global 500, ranking 81st globally. PTT operates in various sectors, including oil refining, exploration and production of oil and natural gas, and petrochemical production.

The company serves both domestic and international markets, catering to Business to Business (B2B) and Business to Customer (B2C) segments. PTT owns significant infrastructure such as gas pipelines, LPG terminals, and refineries. It also engages in electricity generation and operates Caf� Amazon, a popular coffee chain located at its gas stations. PTT is committed to sustainability and innovation, aiming for net-zero emissions by 2050 and focusing on environmentally responsible practices in its operations.