preventive and curative maintenance of the lighting and security installations of the communal buildings as well as the high and low voltage installations of the Alexandre Dumas Theatres and the multimedia library

control and maintenance of emergency lighting installations in municipal buildings (excluding Alexandre Dumas theatre) and the supply works necessary for their realization

control and maintenance of electrical installations:- the high-voltage substation of the Alexandre Dumas Theatre and the low-voltage equipment of the Alexandre Dumas Theatre and the Multimedia Library,- and the security lighting of the Théâtre Alexandre Dumas,In supply and installation necessary for the carrying out of maintenance work