42 Engineering services in the field of the generation, transformation and distribution of electricity; Drafting of plans for construction, assembly and installation of electrical installations; Drafting of plans for construction, assembly and installation of electrical transformer centers, of electrical substations, of encapsulated electrical substations in the nature of gas insulated substations, of electrical hybrid substations, of electrical traction substations, of static VAR compensator, of overhead and underground low-voltage lines, of overhead and underground medium-voltage lines, of overhead and underground high-voltage lines, of control and protection installations for power in high-voltage systems, of installations for the control predictive, preventive and corrective for the low-voltage systems, of installations for the control predictive, preventive and corrective for the medium- voltage systems, of installations for the control predictive, preventive and corrective for the high-voltage systems, of electrical switchboards of power, control and protection, of installations for the instrumentation and control for the electrical processes, of recharging posts for the electrical vehicles, of electricity generating plants, of terrestrial and offshore wind farms for the electricity generation, of terrestrial and offshore photovoltaic farms for the electricity generation, offshore installations for the electricity generation; Construction drafting for civil works; Services of analysis and research in the field of generation, transformation and distribution of electricity; Services of design and development of hardware and computer software for the diagnosis, safety, control and monitoring of electrical installations and industrial installations; Testing or research on electricity, namely, conducting technical projects relating to the generation, transformation and distribution of electricity; Conducting of technical projects in the nature of scientific research relating to electrical transformer centers, of electrical substations, of encapsulated electrical substations in the nature of gas insulated substations, of electrical hybrid substations, of electrical traction substations, of static VAR compensator, of overhead and underground low-voltage lines, of overhead and underground medium-voltage lines, of overhead and underground high-voltage lines, of control and protection installations for power in high-voltage systems, of installations for the control predictive, preventive and corrective for the low-voltage systems, of installations for the control predictive, preventive and corrective for the medium-voltage systems, of installations for the control predictive, preventive and corrective for the high-voltage systems, of electrical switchboards of power, control and protection, of installations for the instrumentation and control for the electrical processes, of recharging posts for the electrical vehicles, of electricity generating plants, of terrestrial and offshore wind farms for the electricity generation, of terrestrial and offshore photovoltaic farms for the electricity generation, offshore installations for the electricity generation; Conducting technical projects in the nature of scientific research relating to civil works; Conducting technical projects in the nature of scientific research relating to industrial installations, namely, installations for the conditioning of liquid effluent and sewage treatment plants, air conditioning and ventilation installations, installations for cold-hot generation and distribution, installations for compressed air generation and distribution, installations for steam generation and distribution, industrial cooling installations, fire protection systems, boiler-making, assembly of structures of metal, assembly of pipes and assembly of conduits for fluids and gases; Services of monitoring of electrical installations to ensure proper functioning; Services of monitoring of electrical transformer centers, of electrical substations, of encapsulated electrical substations in the nature of gas insulated substations, of electrical hybrid substations, of electrical traction substations, of static VAR compensator, of overhead and underground low-voltage lines, of overhead and underground medium-voltage lines, of overhead and underground high-voltage lines, of control and protection installations for power in high-voltage systems, of installations for the control predictive, preventive and corrective for the low-voltage systems, of installations for the control predictive, preventive and corrective for the medium-voltage systems, of installations for the control predictive, preventive and corrective for the high-voltage systems, of electrical switchboards of power, control and protection, of installations for the instrumentation and control for the electrical processes, of recharging posts for the electrical vehicles to ensure proper functioning; Services of monitoring of industrial installations, namely, installations for the conditioning of liquid effluent and sewage treatment plants, air conditioning and ventilation installations, installations for cold-hot generation and distribution, installations for compressed air generation and distribution, installations for steam generation and distribution, industrial cooling installations, fire protection systems to ensure proper functioning; Consulting services for the scientific feasibility study of projects and optimize costs in electrical installations; energy audit services to improve energy efficiency; Services of technical project studies in the nature of scientific feasibility studies for the optimization of energy systems, the selection of electrical protections, on the quality measures of electrical supply and energy efficiency; Calibration services for equipment and instruments