Solid Waste and Liquid Waste PPC, with reference to the waste management of thermal power plants that are under its responsibility, cooperates with alternative management systems, such as KEPED S.A., SYDESYS S.A., AFIS S.A., APPLIANCES RECYCLING S.A., ECOELASTIKA S.A., as well as with licensed transferring, collecting, managing and reuse companies, in Greece and abroad, always in accordance with the relevant legislation.