• 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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CONVOCATORIA DE LA JUNTA GENERAL EXTRAORDINARIA DE ACCIONISTAS DE LA SOCIEDAD “EXTRACO CONSTRUCCIÓNS E PROXECTOS, S.A.”

25 February, 2026

En virtud de la Resolución dictada en el Expediente 10/2025 de Convocatoria de Junta General por el Registrador Mercantil, emitida por el Registro [...]

The viaduct on the new southern access road to Igualada draws the attention of civil engineers

27 December, 2025

The latest issue of the magazine Cimbra, published by the Spanish Association of Civil Engineers, features an in-depth report on the new southern access [...]

Extraco highlights employment opportunities for women from rural municipalities

14 November, 2025

A group of participants in the Rosalía Program—an initiative aimed at promoting equality and preventing gender-based violence, developed by the Red Talento [...]