Maintenance and maintenance of air conditioning, ventilation, heating for Saint-Étienne mine sites.
Maintenance and maintenance of air conditioning, ventilation, heating — Saint-Étienne and Saint-Priest-en-Jarez sitesMaintenance and maintenance of air conditioning, ventilation, heating — Saint-Étienne and Saint-Priest-en-Jarez sites.
Maintenance and maintenance of air conditioning, ventilation, heating — Gardanne site — training center, research — living areaMaintenance and maintenance of air conditioning, ventilation, heating — Gardanne site — training center, research — living area.
Maintenance and maintenance of air conditioning, ventilation, heating — Gardanne site — Salle BlancheMaintenance and maintenance of air conditioning, ventilation, heating — Gardanne site — Salle Blanche.