preventive (maintenance) and corrective maintenance (diagnosis, troubleshooting, repair, etc.) of fire safety systems, smoke control equipment and associated servo systems installed on all management units of the Crous de Nantes Pays de la Loire

preventive (maintenance) and corrective maintenance (diagnosis, troubleshooting, repair, etc.) of fire safety systems, smoke control equipment and associated control systems installed on all management units located in the departments of Loire-Atlantique (44) and Vendée (85)

preventive (maintenance) and corrective maintenance (diagnosis, troubleshooting, repair, etc.) of fire safety systems, smoke control equipment and associated control systems installed on all management units located in the departments of Maine-Et-Loire (49), Sarthe (72) and Mayenne (53)