Over the last 26 years, Diário de Notícias, in its annual edition of the 1,000 largest Portuguese companies, elects the top ten for each fiscal year. According to DN, the ranking is based exclusively on quantitative criteria, according to the annual reports obtained from the thousand largest companies. Etermar was rated 3rd among the ten top companies, according to 17 criteria and indicators to select the ten companies with outstanding management.