Semapa is one of Portugal’s largest industrial groups being present on several continents. Its business activities consist of ... indirectly managing its holdings in three industrial areas: ◾ PULP AND PAPER, through its holding in The Navigator Company ◾ CEMENT AND OTHER BUILDING MATERIALS, through its holding in Secil ◾ ENVIRONMENT, through its holding in ETSA Semapa is a public company, with head office in Lisbon and quoted shares on Euronext Lisbon market. read more