34
Research, design, consultation, construction, maintenance and repair of power lines, relay protection and automation, cables, cable pipe networks, electrical installations and facilities with a voltage of up to 400 kV, electrical installations in residential, administrative, industrial and commercial buildings, street, park, facade, specialized and any other type of lighting, networks and facilities of the technical infrastructure, optical cables and networks in buildings, cable pipe networks for optical and other cables, structural cable systems, video surveillance, access control, signal security equipment , fire alarm installations, building automation and control, low current installations, measurement, control and quality of electricity, energy efficient events, energy management and control. Organization and management of subcontractors in the construction of an electricity of sites. Trade in electrical materials and facilities. Renovation of buildings, construction installation activities, hydro and thermal insulation activities, replacement of windows, energy efficiency and implementation of internal finishing works. Construction and repair of paving and asphalt pavements.