One of the most important assets of COMSA Corporación is its fleet of advanced technology machinery.
COMSA Corporación has a machinery fleet comprised by motor vehicles and wagons, incluidng tamping machines, ballast shapers, stabilisers, ballast cleaners, wagons (platform, hopper and with conveyor belt), locomotives and tractors, draisines, rapid renewal trains, turnout renewal equipment, heavy track gantries, road/rail cranes, electric welding, spreaders, etc.
GMF (Gestión de Maquinaria Ferroviaria) provides comprehensive repair and maintenance services for railway rolling stock for all kinds of clients: wagons, locomotives and auxiliary track machinery. The company has a maintenance centre in Tarragona and offers on-track assistance for the entire Iberian Peninsula. GMF was the first Spanish company to obtain the certificate of Entity in Charge of Maintenance (ECM), which authorises it for the maintenance of freight wagons throughout Europe.