A world leading clean and sustainable power producer that is responsible for the environment, society, and shareholders and operates under good governance principles.Absolute Clean Energy Public Company Limited is one of Thailand’s largest clean and renewable power producer with an ever-expanding and diverse clean energy portfolio that consist of biomass power plants, biogas power plants, co-generation powerplants, municipal solid waste power plants, and solar power plants.ACE is included in the SET100 Index. The company is also included in the FTSE SET Mid Cap Index, FTSE SET Shariah Index, and the MSCI Global Small Cap Index.