- Business
- Thai Oil Public Company Limited (TOP.BK) operates as Thailand's leading complex refinery, refining crude oil into a broad range of petroleum products including gasoline, diesel and gas oil, jet fuel, kerosene, fuel oil, and liquefied petroleum gas; petrochemicals such as paraxylene, benzene, toluene, and mixed xylenes; lube base oils; bitumen and asphalt; and specialty products like treated distillate aromatics extract and slack wax. The company also produces solvents for paints and mining, ethanol, linear alkyl benzene for detergents and cleaning products, and generates electricity, steam, and utilities through natural gas-fired combined-cycle co-generation power plants via investments in TOP SPP Co., Ltd. and Global Power Synergy Plc. Founded in 1961 and headquartered in Bangkok, Thailand, Thai Oil conducts its integrated operations primarily from its Sriracha refinery complex with a capacity of 275,000 barrels per day, serving domestic markets while exporting to international customers including CLMV countries (Cambodia, Laos, Myanmar, Vietnam); it functions as a subsidiary of PTT Group, focusing on oil refining, petrochemicals, power generation, and related downstream segments. In recent developments, Thai Oil advances its Clean Fuel Project through a significant engineering, procurement, and construction management contract awarded to Wood in 2025, aimed at expanding Sriracha refinery capacity, enhancing production of low-sulfur cleaner fuels like diesel and jet fuel, improving refining margins, and increasing crude processing flexibility to bolster Thailand's energy security. The company pursues debt reduction and liquidity enhancement via an asset monetization initiative approved in September 2025 involving long-term lease-and-leaseback arrangements for select infrastructure assets such as crude oil facilities; additionally, Q3 2025 results reflect net profits of THB 2.147 billion supported by stockpile gains and foreign bond repurchases, alongside joint venture contributions from PT Chandra Asri Petrochemical's Singapore acquisition and debenture redemptions. Thai Oil targets operational completion of delayed Clean Fuel Project elements by early 2025 amid subcontractor resolutions, positioning it for a 40% export ratio increase and sustained regional competitiveness.