All of the activities carried on by “S.A. de Obras y Servicios, COPASA” meet the requirements laid down in the Quality UNE-EN-ISO 9001 and UNE-EN-ISO 14001 Environment standards. Our company possesses both certifications, which are renewed annually after passing the audits of AENOR on Quality and Bureau Veritas Certification on the Environment, subject to the accreditations of ENAC (Spain) and UKAS (England).