Pedro Mendonça de Queiroz Pereira

SECIL Companhia Geral de Cal e Cimento SA manufactures cement and related products including grey and white cement. The firm owns and operates companies which produce ready-mixed concrete, aggregates, dry mortar, special mortar, hydraulic lime, roofing tiles and accessories, cement bricks, split blocks, paving stones, hollow slabs, precast girders, tubes, flangers, and timber-cement panels. It has three plants in Secil-Outão, Maceira-Liz, and Cibra-Pataias in Portugal. The company was founded in 1930 and is headquartered in Lisbon, Portugal.

Part of Semapa Sociedade de Investimento e Gestão SGPS SA, Soporcel Sociedade Portuguesa de Papel SA produces pulp and paper. The private company is based in Figueira da Foz, Portugal. The CEO of the Portuguese company is Diogo António Rodrigues da Silveira. Soporcel Sociedade Portuguesa de Papel was acquired by The Navigator Co. SA, a PUB of Semapa Sociedade de Investimento e Gestão SGPS SA from Sonae SGPS SA on May 21, 2001 for $198.94 million.

Part of Semapa Sociedade de Investimento e Gestão SGPS SA, About the Future-Empresa Produtora de Papel SA is a paper and paper board products manufacturer based in Setúbal, Portugal. The CEOs of the Portuguese company are José Alfredo de Almeida Honório, Diogo António Rodrigues da Silveira. The private company's main focus is on manufacturing paper and paper board products.

Part of Sodim SGPS SA, Cimigest SGPS SA is a Portuguese company that provides scientific and technical consulting services. The private company is based in Lisbon, Portugal.