• Transmission and distribution of electric energy;
  • Installation, repair of power equipment;
  • Operation of electrical networks and substations;
  • Construction of electrical distribution networks, air and cable lines for electricity transmission;
  • Construction of transformer substations, switchgear, relay protection and automation;
  • Operation of lifting machines and mechanisms;
  • Production of thermal energy;
  • Transmission and distribution of thermal energy;
  • Provision of water and sewerage systems.