Sapthip Green Energy Co., Ltd. is established in 2018, with Sapthip Co., Ltd. holds 100% of the share. Its mission is to produce and distribute alternative energy such as wind power, solar power, hydro power, and all kinds of biopower. It also manages various types of power plant, of which electricity will be partly distributed to affiliated companies and partly sold.

The electricity production of Sapthip Green Energy Co., Ltd will use biogas, the by-product from wastewater in ethanol production of Sapthip Co., Ltd., to generate 2.4 MW of electricity, which will be allocated to the ethanol production or sold to the The Electricity Generating Authority of Thailand.