The company Construcciones Metálicas de Obturación, S.L. (C.M.O.) was created in February of year 1993 by an staff with more than 20 years of experience in the design and manufacture of valves. This experience and the satisfaction of the well done work is what help to the company to be what it is today. Even in these years new products were developed according to the requirements of the customers. Nowadays, C.M.O. is one of the biggest manufacturers of valves in the Spanish and International market nad it is composed by a young and qualified staff reayd to give the best service to the customers.