Own methodology that promotes excellence in service to our customers and, in 2008, we certify for the first time with the German company TÜVRheinland, following the criteria of the international standard UNE-EN-ISO 9001:2008 in services of Political Marketing Strategy, Social Marketing Strategy, and Institutional Relations and Communication in the Madrid office.

From 2008 to 2016, renewed annually this commitment which is an external recognition of the continuous improvement of working method developed in addition positions us as a leader in the sector, since, according to public and official lists of audit firms accredited by ENAC (National Accreditation), we are the only company certified in Political Strategy and Social Marketing, as well as one of the first in Institutional Relations and Communication.

Customers have qualified with an average score of 3.9 out of 4 for services rendered by OstosSola.

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