Pedro Gonçalo de S. de Andrade Santos

Part of Investeder Investimentos Lda., Soares da Costa Concessões SGPS SA is a holding company based in Porto, Portugal. The Portuguese company is primarily involved in concession services.

Energia Própria SGPS SA operates as a holding company. It engages in the generation and distribution of electricity, the construction and maintenance of power plants, and the provision of energy efficiency engineering and project development services. The company was founded in 2007 and is headquartered in Cascais, Portugal.

Sociedade de Construcoes Soares da Costa SA is an Angolan company that specializes in construction projects such as roads, bridges, hospitals, schools, and airports.

Soares DA Costa Construçao SGPS SA provides construction services. The firm's projects include roads, bridges, viaducts, railways, WTPs, hospitals, schools, office and residential buildings. The company was founded on December 30, 2002 and is headquartered in Sao Pedro da Afurada, Portugal.

Part of Infraventus Renewables Trading Lda., Soares da Costa Hidroenergia 1T Lda. The company is based in Porto, Portugal. provides electricity production services.

Part of Infraventus Renewables Trading Lda., Soares da Costa Hidroenergia 4T Lda. The company is based in Porto, Portugal. provides electricity production services.

Part of Infraventus Renewables Trading Lda., Soares da Costa Hidroenergia 8T Lda. The company is based in Porto, Portugal. provides electricity production services.

Operestradas XXI SA provides highway construction services. The private company is based in Porto, Portugal.

Part of Global Vía Infraestructuras SA, Auto-Estradas XXI-Subconcessionária Transmontana SA is a company based in Lamares, Portugal. The Portuguese company's website has been recently updated to provide a more intuitive and adaptive navigation experience. The website showcases the company's work and services, with the aim of engaging with a wider audience.

Exproestradas XXI SA provides construction services.

Investeder Investimentos Lda. operates as an investment holding company. Its interests include development of projects and investments in industrial, energy, real estates, and concessions sectors. The company was founded by António Manuel Pereira Caldas de Castro Henriques and Pedro Gonçalo de Sotto Mayor de Andrade Santos on November 16, 2016 and is headquartered in Lisbon, Portugal.