ETMA is a metallurgic company in the sector of industrial subcontracting. 
Since its establishment in 1940, ETMA has been developing solutions for its clients, with a strong stake in the quality of its products and services. 
The range of solutions of this company comprises the manufacturing of tools, screws, stamped and turned pieces, as well as the accomplishment of surface treatments. 
We are currently certified by the International Norm of Quality: ISO 9001:2000 and since 2009 we are certificate by the System of Environmental Management (Sistema de Gestão Ambiental) ISO 14001:2004.