Building of transport and distribution lines for electricity
Real estate agencies and intermediaries in sale, buy and hire of real properties
Design and realization of projects interesting electric and electronic engineering, mining, chemical and industrial engineering, the engineering of systems, security technics, etc.
Trade in electricity
Construction of civil-technical works for electricity and telecommunications
Electro-technical installation works at buildings
Mediation for purchase, sale and rental of real estate, this for a fixed amount or by means of a contract
Engineers and similar technical advisors, with the exception of surveyors