Absolute Clean Energy Public Company Limited, together with its subsidiaries, operates biomass, municipal solid waste, natural gas, and solar energy power plants in Thailand. The company operates through four segments: Biomass Power Plants, Solid Waste Power Plant, Natural Gas Power Plant, and Solar Energy Power Plant. As of December 31, 2021, it has 23 power plants with an installed capacity of 257.57 megawatts. Absolute Clean Energy Public Company Limited was incorporated in 2015 and is headquartered in Bangkok, Thailand.