What are Major companies of Portugal?

Major companies in Portugal span various sectors, including energy, telecommunications, and finance. Notable firms include EDP (Energias de Portugal), a leading energy company, and Galp Energia, a prominent oil and gas company. In telecommunications, Altice Portugal (formerly Portugal Telecom) plays a significant role. Additionally, financial institutions like Millennium BCP and Caixa Geral de Depósitos are key players in the banking sector.