• Platform of the North-Northwest Corridor of the High-Speed Railway

    Building works of the platform of the high-speed railway corridor

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  • Platform of the North-Northwest Corridor of the High-Speed Railway

    Building of the Agro tunnel, 820 meters in length

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  • Santiago-Brión Carriageway

    Entire stretch of 12.580 meters of highway.

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  • Convocatoria CONECTAPEME 2018

    New RDI projects led by Extraco have been selected by the Galician Innovation Agency (GAIN) in CONECTAPEME 2018

  • Mixed-Use Buildings – Mos (Pontevedra)

    Municipal multipurpose building of 1.091,49 m2

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About us

We are a company in the construction and services sector with a strong presence in the national and international markets.

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Quality and Environment

Our focus has always been that of providing the best quality, in compliance with legal requirements and environmental commitment.

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R&D&i Activity

Extraco has its own R&D&i department in charge of developing several projects.

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works and proyects

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Lastest news

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Cambados Upgrades its Wastewater Facility, Doubling Treatment Power

3 August, 2025

Designed to treat an average daily flow of 12,000 m³ and serve a population of up to 40,000, the Tragove Wastewater Treatment Plant in Cambados now [...]

ACUERDO DE DESCONVOCATORIA DE LA JUNTA GENERAL ORDINARIA Y EXTRAORDINARIA DE ACCIONISTAS DE LA SOCIEDAD “EXTRACO CONSTRUCCIÓNS E PROXECTOS, S.A.”

26 June, 2025

Por delegación expresa de facultades conferida por el Consejo de Administración, el Presidente comunica a los Sres. Accionistas que, en reunión celebrada [...]