Atikom Terbsiri

PTT Aromatics & Refining Public Co. Ltd. manufactures cyclic organic crudes and intermediates. The company's principal activities are aromatics and refinery businesses. It supplies and refines petroleum products, such as liquefied petroleum gas, light naphtha and reformate, middle distillates including jet fuel and diesel and heavy products including fuel oil. The group is also engaged in the production and sale of aromatics products, which includes benzene, paraxylene, orthoxylene, toluene and mixed xylenes. The company was founded on September 13, 2007 and is headquartered in Bangkok, Thailand.

IRPC Polyol Co. Ltd. designs, develops and manufactures polyether polyols, polyester polyols, prepolymer, polyurethane systems and CASE products (coating, adhesives, sealant and elastomer) and its application services. The company was founded in 1987 and is headquartered in Bangkok, Thailand.

Part of IRPC Public Co., Ltd., IRPC A & L Co., Ltd. is a Thai company that manufactures and supplies resins. The company is based in Bangkok, Thailand. Somkiat Lertritpuwadol has been the CEO of the company since 2014.

Part of Thai Oil Public Co. Ltd., Thai Lube Base Public Co., Ltd. is a company that refines and produces lube base oil products. The company is based in Cholburi, Thailand. The CEO of the company is Abhinant Supatrabutra. Thai Lube Base Public Co. was acquired by Thai Oil Public Co. Ltd. from Nippon Oil Corp. on October 20, 2004 for $48.34 million.

Thai Paraxylene Co., Ltd. manufactures aromatics and other petrochemical products. The company is based in Sri Racha, Thailand. Thai Paraxylene Co. was acquired by Thai Oil Public Co. Ltd. on October 20, 2004 for $40.29 million.

Part of Nathalin Co. Ltd., Truth Maritime Co. Ltd. is an investment holding Thai company. The company is based in Bangkok, Thailand. The CEOs of the company are Nitas Krongvanitchayakul and Suthasinee Muenlamay.

Thaioil Solvent Co., Ltd. is a company that manufactures petrochemical, lube oils, ethanol and chemical solvent products. The company is based in Chatuchak, Thailand. The company is a subsidiary of Thaioil Group and ultimately controlled by the Government of Thailand. The company was founded in 2008. The CEO is Chaiwat Damrongmongkolgul.

Part of Thai Oil Public Co. Ltd., Top SPP Co., Ltd. is a company that generates electricity. The company is based in Bangkok, Thailand. Founded in 2013.

Thaioil Power Co. Ltd. is engaged in generation of electric power. The company operates and manages a natural gas-fired combined-cycle co-generation power plant. Thaioil Power was founded in 1997 and is headquartered in Bangkok, Thailand.

TOP Solvent Co. Ltd. produces and distributes solvents and chemicals. The company was founded in on October 14, 2008 and is headquartered in Bangkok, Thailand.

Thaioil Ethanol Co., Ltd. provides oil refining services and is ultimately controlled by the Government of Thailand. The company is based in Bangkok, Thailand.

LABIX Co., Ltd. produces and distributes linear alkyl benzene. The company is based in Bangkok, Thailand. The company is a subsidiary ultimately controlled by the Government of Thailand.

Sakari Resources Ltd. is an investment holding company, which engages in the exploration, mining and marketing of coal. The firm also provides management and marine engineering services. The company was founded on June 10, 1995 and is headquartered in Singapore.