Songpope Polachan

Part of STARK Corp. Public Co. Ltd., Phelps Dodge International (Thailand) Co., Ltd. is a leading electric cable manufacturing company in Thailand. The company is based in Bangkok, Thailand. Phelps Dodge International (Thailand) Co. is a subsidiary of Phelps Dodge, a copper mining company based in the United States. The company specializes in wire and cable production technology, producing high-quality standard electrical wires, including high voltage cable, low voltage power cable, and home electrical wiring. The CEO of the company is Kittisak Jitprasertngam.

PTT Chemical Public Co. Ltd. is engaged in the production and distribution of Ethylene, Propylene and Polyethylene. The company's by products are Mixed C4, Pyrolysis gasoline, Cracker bottom and tail gas. PTT Chemical is also involved with the production and distribution of electricity, water, stream, and other utilities. It operates production support facilities such as jetty and buffer tank farm services for liquid chemical, oil and gas. The company was founded December 7, 2005 and is headquartered in Bangkok, Thailand

Part of Ratch Group Public Co. Ltd., Ratchaburi Energy Co., Ltd. provides electricity generation services. The private company is based in Bangkok, Thailand. Prayut Thongsuwan has been the CEO of the Thai company since 2010.